Finding the Fourth Proportional to 47,757,859.92, 65,906,069.04 and 27,132,437.88
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Solution
The fourth proportional to 47,757,859.92, 65,906,069.04 and 27,132,437.88 is: 37,442,890.60
Step by Step Solution
- Step 1: Write the proportion equation
47,757,859.92 : 65,906,069.04 = 27,132,437.88 : x - Step 2: Convert to fraction form
47,757,859.92/65,906,069.04 = 27,132,437.88/x - Step 3: Cross multiply
47,757,859.92x = 65,906,069.04 × 27,132,437.88 - Step 4: Simplify right side
47,757,859.92x = 1,788,192,324,142,791.25 - Step 5: Solve for x
x = 1,788,192,324,142,791.25/47,757,859.92 - Step 6: Final answer
x = 37,442,890.60
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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.