Finding the Fourth Proportional to 38,727,891.36, 58,098,140.64 and 11,436,943.68
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Solution
The fourth proportional to 38,727,891.36, 58,098,140.64 and 11,436,943.68 is: 17,157,277.07
Step by Step Solution
- Step 1: Write the proportion equation
38,727,891.36 : 58,098,140.64 = 11,436,943.68 : x - Step 2: Convert to fraction form
38,727,891.36/58,098,140.64 = 11,436,943.68/x - Step 3: Cross multiply
38,727,891.36x = 58,098,140.64 × 11,436,943.68 - Step 4: Simplify right side
38,727,891.36x = 664,465,162,412,399.12 - Step 5: Solve for x
x = 664,465,162,412,399.12/38,727,891.36 - Step 6: Final answer
x = 17,157,277.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.