Finding the Fourth Proportional to 31,521,562.90, 47,349,550.65 and 29,678,625.18
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Solution
The fourth proportional to 31,521,562.90, 47,349,550.65 and 29,678,625.18 is: 44,581,214.80
Step by Step Solution
- Step 1: Write the proportion equation
31,521,562.90 : 47,349,550.65 = 29,678,625.18 : x - Step 2: Convert to fraction form
31,521,562.90/47,349,550.65 = 29,678,625.18/x - Step 3: Cross multiply
31,521,562.90x = 47,349,550.65 × 29,678,625.18 - Step 4: Simplify right side
31,521,562.90x = 1,405,269,566,182,775.25 - Step 5: Solve for x
x = 1,405,269,566,182,775.25/31,521,562.90 - Step 6: Final answer
x = 44,581,214.80
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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.