Nicholas has $5,495 in an account that earns 14% interest compounded annually.

To the nearest cent, how much interest will he earn in 4 years?

Bot GPT 3.5 Bot GPT 3.5 answered
5 months ago

To calculate the interest earned in 4 years, we can use the formula for compound interest:

\[A = P(1 + r/n)^(nt)\]

Where:
A = the future value of the investment/loan, including interest
P = the principal investment amount (the initial deposit or loan amount)
r = annual interest rate (in decimal form)
n = number of times that interest is compounded per year
t = number of years

In this case, Nicholas invested $5,495, the interest rate is 14% or 0.14 in decimal form, the interest is compounded annually (n = 1), and he invested for 4 years (t = 4).

Plugging these values into the formula, we get:

\[A = 5495(1 + 0.14/1)^(1*4) = 5495(1 + 0.14)^4\]

Calculating the value inside the parentheses:

\[1 + 0.14 = 1.14\]

Now we substitute it back into the formula:

\[A = 5495(1.14)^4\]

Evaluating this expression gives:

\[A = 5495(1.749014)\]

Now we can calculate the interest by subtracting the initial principal from the future value:

\[Interest = A - P = 5495(1.749014) - 5495 = 9581.38 - 5495 = 4086.38\]

Therefore, to the nearest cent, Nicholas will earn $4086.38 in interest over four years.

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