Finding the Fourth Proportional to 8,244,729.87, 12,367,174.46 and 3,125,783.13
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Solution
The fourth proportional to 8,244,729.87, 12,367,174.46 and 3,125,783.13 is: 4,688,704.89
Step by Step Solution
- Step 1: Write the proportion equation
8,244,729.87 : 12,367,174.46 = 3,125,783.13 : x - Step 2: Convert to fraction form
8,244,729.87/12,367,174.46 = 3,125,783.13/x - Step 3: Cross multiply
8,244,729.87x = 12,367,174.46 × 3,125,783.13 - Step 4: Simplify right side
8,244,729.87x = 38,657,105,277,205.95 - Step 5: Solve for x
x = 38,657,105,277,205.95/8,244,729.87 - Step 6: Final answer
x = 4,688,704.89
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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.