Finding the Fourth Proportional to 6,542,726.16, 9,822,939.24 and 4,515,930.96
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Solution
The fourth proportional to 6,542,726.16, 9,822,939.24 and 4,515,930.96 is: 6,780,004.90
Step by Step Solution
- Step 1: Write the proportion equation
6,542,726.16 : 9,822,939.24 = 4,515,930.96 : x - Step 2: Convert to fraction form
6,542,726.16/9,822,939.24 = 4,515,930.96/x - Step 3: Cross multiply
6,542,726.16x = 9,822,939.24 × 4,515,930.96 - Step 4: Simplify right side
6,542,726.16x = 44,359,715,432,114.87 - Step 5: Solve for x
x = 44,359,715,432,114.87/6,542,726.16 - Step 6: Final answer
x = 6,780,004.90
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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.