Finding the Fourth Proportional to 42,261,436.35, 58,293,682.97 and 29,024,225.19
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Solution
The fourth proportional to 42,261,436.35, 58,293,682.97 and 29,024,225.19 is: 40,034,819.63
Step by Step Solution
- Step 1: Write the proportion equation
42,261,436.35 : 58,293,682.97 = 29,024,225.19 : x - Step 2: Convert to fraction form
42,261,436.35/58,293,682.97 = 29,024,225.19/x - Step 3: Cross multiply
42,261,436.35x = 58,293,682.97 × 29,024,225.19 - Step 4: Simplify right side
42,261,436.35x = 1,691,928,981,530,627 - Step 5: Solve for x
x = 1,691,928,981,530,627/42,261,436.35 - Step 6: Final answer
x = 40,034,819.63
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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.