Finding the Fourth Proportional to 68,704,053.12, 103,053,717.52 and 17,586,514.72
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Solution
The fourth proportional to 68,704,053.12, 103,053,717.52 and 17,586,514.72 is: 26,379,167.43
Step by Step Solution
- Step 1: Write the proportion equation
68,704,053.12 : 103,053,717.52 = 17,586,514.72 : x - Step 2: Convert to fraction form
68,704,053.12/103,053,717.52 = 17,586,514.72/x - Step 3: Cross multiply
68,704,053.12x = 103,053,717.52 × 17,586,514.72 - Step 4: Simplify right side
68,704,053.12x = 1,812,355,720,116,201.75 - Step 5: Solve for x
x = 1,812,355,720,116,201.75/68,704,053.12 - Step 6: Final answer
x = 26,379,167.43
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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.