Finding the Fourth Proportional to 29,379,736.88, 40,545,021.48 and 16,327,545.92
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Solution
The fourth proportional to 29,379,736.88, 40,545,021.48 and 16,327,545.92 is: 22,532,560.54
Step by Step Solution
- Step 1: Write the proportion equation
29,379,736.88 : 40,545,021.48 = 16,327,545.92 : x - Step 2: Convert to fraction form
29,379,736.88/40,545,021.48 = 16,327,545.92/x - Step 3: Cross multiply
29,379,736.88x = 40,545,021.48 × 16,327,545.92 - Step 4: Simplify right side
29,379,736.88x = 662,000,700,042,086.25 - Step 5: Solve for x
x = 662,000,700,042,086.25/29,379,736.88 - Step 6: Final answer
x = 22,532,560.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.