Finding the Fourth Proportional to 29,488,592.08, 40,694,445.96 and 16,436,678.56
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Solution
The fourth proportional to 29,488,592.08, 40,694,445.96 and 16,436,678.56 is: 22,682,721.70
Step by Step Solution
- Step 1: Write the proportion equation
29,488,592.08 : 40,694,445.96 = 16,436,678.56 : x - Step 2: Convert to fraction form
29,488,592.08/40,694,445.96 = 16,436,678.56/x - Step 3: Cross multiply
29,488,592.08x = 40,694,445.96 × 16,436,678.56 - Step 4: Simplify right side
29,488,592.08x = 668,881,527,421,810.62 - Step 5: Solve for x
x = 668,881,527,421,810.62/29,488,592.08 - Step 6: Final answer
x = 22,682,721.70
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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.