Finding the Fourth Proportional to 32,412,007.71, 44,723,605.28 and 18,658,314.63
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Solution
The fourth proportional to 32,412,007.71, 44,723,605.28 and 18,658,314.63 is: 25,745,615.82
Step by Step Solution
- Step 1: Write the proportion equation
32,412,007.71 : 44,723,605.28 = 18,658,314.63 : x - Step 2: Convert to fraction form
32,412,007.71/44,723,605.28 = 18,658,314.63/x - Step 3: Cross multiply
32,412,007.71x = 44,723,605.28 × 18,658,314.63 - Step 4: Simplify right side
32,412,007.71x = 834,467,098,608,877.62 - Step 5: Solve for x
x = 834,467,098,608,877.62/32,412,007.71 - Step 6: Final answer
x = 25,745,615.82
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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.