Finding the Fourth Proportional to 6,944,534.18, 10,406,340.39 and 6,187,731.02
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Solution
The fourth proportional to 6,944,534.18, 10,406,340.39 and 6,187,731.02 is: 9,272,275.66
Step by Step Solution
- Step 1: Write the proportion equation
6,944,534.18 : 10,406,340.39 = 6,187,731.02 : x - Step 2: Convert to fraction form
6,944,534.18/10,406,340.39 = 6,187,731.02/x - Step 3: Cross multiply
6,944,534.18x = 10,406,340.39 × 6,187,731.02 - Step 4: Simplify right side
6,944,534.18x = 64,391,635,235,881.90 - Step 5: Solve for x
x = 64,391,635,235,881.90/6,944,534.18 - Step 6: Final answer
x = 9,272,275.66
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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.