Finding the Fourth Proportional to 6,372,151.27, 9,561,216.21 and 3,177,526.57
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Solution
The fourth proportional to 6,372,151.27, 9,561,216.21 and 3,177,526.57 is: 4,767,780.50
Step by Step Solution
- Step 1: Write the proportion equation
6,372,151.27 : 9,561,216.21 = 3,177,526.57 : x - Step 2: Convert to fraction form
6,372,151.27/9,561,216.21 = 3,177,526.57/x - Step 3: Cross multiply
6,372,151.27x = 9,561,216.21 × 3,177,526.57 - Step 4: Simplify right side
6,372,151.27x = 30,381,018,548,789.70 - Step 5: Solve for x
x = 30,381,018,548,789.70/6,372,151.27 - Step 6: Final answer
x = 4,767,780.50
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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.