Finding the Fourth Proportional to 19,687,927.20, 29,527,954.20 and 9,452,767.20
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Solution
The fourth proportional to 19,687,927.20, 29,527,954.20 and 9,452,767.20 is: 14,177,260.72
Step by Step Solution
- Step 1: Write the proportion equation
19,687,927.20 : 29,527,954.20 = 9,452,767.20 : x - Step 2: Convert to fraction form
19,687,927.20/29,527,954.20 = 9,452,767.20/x - Step 3: Cross multiply
19,687,927.20x = 29,527,954.20 × 9,452,767.20 - Step 4: Simplify right side
19,687,927.20x = 279,120,876,944,862.22 - Step 5: Solve for x
x = 279,120,876,944,862.22/19,687,927.20 - Step 6: Final answer
x = 14,177,260.72
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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.