Finding the Fourth Proportional to 49,609,601.80, 74,414,402.70 and 36,172,673.80
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Solution
The fourth proportional to 49,609,601.80, 74,414,402.70 and 36,172,673.80 is: 54,259,010.70
Step by Step Solution
- Step 1: Write the proportion equation
49,609,601.80 : 74,414,402.70 = 36,172,673.80 : x - Step 2: Convert to fraction form
49,609,601.80/74,414,402.70 = 36,172,673.80/x - Step 3: Cross multiply
49,609,601.80x = 74,414,402.70 × 36,172,673.80 - Step 4: Simplify right side
49,609,601.80x = 2,691,767,914,888,939 - Step 5: Solve for x
x = 2,691,767,914,888,939/49,609,601.80 - Step 6: Final answer
x = 54,259,010.70
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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.