js-projects/Murach/book_apps/ch15/future_value/murach-calc-future-value.mjs

export function calcFutureValue(investment, rate, years) {
    let futureValue = investment;
    for (let i = 1; i <= years; i++) {
        futureValue += futureValue * rate / 100;
    }
    return futureValue;
}