Finding the Fourth Proportional to 15,103,721.60, 22,618,257.60 and 10,027,548.80
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Solution
The fourth proportional to 15,103,721.60, 22,618,257.60 and 10,027,548.80 is: 15,016,542.80
Step by Step Solution
- Step 1: Write the proportion equation
15,103,721.60 : 22,618,257.60 = 10,027,548.80 : x - Step 2: Convert to fraction form
15,103,721.60/22,618,257.60 = 10,027,548.80/x - Step 3: Cross multiply
15,103,721.60x = 22,618,257.60 × 10,027,548.80 - Step 4: Simplify right side
15,103,721.60x = 226,805,681,854,970.91 - Step 5: Solve for x
x = 226,805,681,854,970.91/15,103,721.60 - Step 6: Final answer
x = 15,016,542.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.