Finding the Fourth Proportional to 54,194,444.88, 74,788,415.97 and 29,414,640.70
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Solution
The fourth proportional to 54,194,444.88, 74,788,415.97 and 29,414,640.70 is: 40,592,248.69
Step by Step Solution
- Step 1: Write the proportion equation
54,194,444.88 : 74,788,415.97 = 29,414,640.70 : x - Step 2: Convert to fraction form
54,194,444.88/74,788,415.97 = 29,414,640.70/x - Step 3: Cross multiply
54,194,444.88x = 74,788,415.97 × 29,414,640.70 - Step 4: Simplify right side
54,194,444.88x = 2,199,874,384,279,692 - Step 5: Solve for x
x = 2,199,874,384,279,692/54,194,444.88 - Step 6: Final answer
x = 40,592,248.69
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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.