Finding the Fourth Proportional to 10,941,164.92, 16,397,077.36 and 8,515,247.52
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Solution
The fourth proportional to 10,941,164.92, 16,397,077.36 and 8,515,247.52 is: 12,761,453.95
Step by Step Solution
- Step 1: Write the proportion equation
10,941,164.92 : 16,397,077.36 = 8,515,247.52 : x - Step 2: Convert to fraction form
10,941,164.92/16,397,077.36 = 8,515,247.52/x - Step 3: Cross multiply
10,941,164.92x = 16,397,077.36 × 8,515,247.52 - Step 4: Simplify right side
10,941,164.92x = 139,625,172,324,988.14 - Step 5: Solve for x
x = 139,625,172,324,988.14/10,941,164.92 - Step 6: Final answer
x = 12,761,453.95
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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.