Finding the Fourth Proportional to 11,598,658.26, 16,005,705.75 and 6,442,350.54
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Solution
The fourth proportional to 11,598,658.26, 16,005,705.75 and 6,442,350.54 is: 8,890,197.88
Step by Step Solution
- Step 1: Write the proportion equation
11,598,658.26 : 16,005,705.75 = 6,442,350.54 : x - Step 2: Convert to fraction form
11,598,658.26/16,005,705.75 = 6,442,350.54/x - Step 3: Cross multiply
11,598,658.26x = 16,005,705.75 × 6,442,350.54 - Step 4: Simplify right side
11,598,658.26x = 103,114,367,081,593.61 - Step 5: Solve for x
x = 103,114,367,081,593.61/11,598,658.26 - Step 6: Final answer
x = 8,890,197.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.