Finding the Fourth Proportional to 15,218,991.71, 22,828,154.85 and 3,704,519.78
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Solution
The fourth proportional to 15,218,991.71, 22,828,154.85 and 3,704,519.78 is: 5,556,698.68
Step by Step Solution
- Step 1: Write the proportion equation
15,218,991.71 : 22,828,154.85 = 3,704,519.78 : x - Step 2: Convert to fraction form
15,218,991.71/22,828,154.85 = 3,704,519.78/x - Step 3: Cross multiply
15,218,991.71x = 22,828,154.85 × 3,704,519.78 - Step 4: Simplify right side
15,218,991.71x = 84,567,351,068,587.16 - Step 5: Solve for x
x = 84,567,351,068,587.16/15,218,991.71 - Step 6: Final answer
x = 5,556,698.68
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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.