Finding the Fourth Proportional to 29,542,614.12, 40,768,706.28 and 16,489,759.77
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Solution
The fourth proportional to 29,542,614.12, 40,768,706.28 and 16,489,759.77 is: 22,755,811.99
Step by Step Solution
- Step 1: Write the proportion equation
29,542,614.12 : 40,768,706.28 = 16,489,759.77 : x - Step 2: Convert to fraction form
29,542,614.12/40,768,706.28 = 16,489,759.77/x - Step 3: Cross multiply
29,542,614.12x = 40,768,706.28 × 16,489,759.77 - Step 4: Simplify right side
29,542,614.12x = 672,266,172,690,890.38 - Step 5: Solve for x
x = 672,266,172,690,890.38/29,542,614.12 - Step 6: Final answer
x = 22,755,811.99
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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.