Finding the Fourth Proportional to 8,324,728.34, 12,486,807.39 and 3,529,329.62
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Solution
The fourth proportional to 8,324,728.34, 12,486,807.39 and 3,529,329.62 is: 5,293,873.55
Step by Step Solution
- Step 1: Write the proportion equation
8,324,728.34 : 12,486,807.39 = 3,529,329.62 : x - Step 2: Convert to fraction form
8,324,728.34/12,486,807.39 = 3,529,329.62/x - Step 3: Cross multiply
8,324,728.34x = 12,486,807.39 × 3,529,329.62 - Step 4: Simplify right side
8,324,728.34x = 44,070,059,180,761.90 - Step 5: Solve for x
x = 44,070,059,180,761.90/8,324,728.34 - Step 6: Final answer
x = 5,293,873.55
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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.