Finding the Fourth Proportional to 8,250,414.68, 11,385,400.70 and 4,579,115.88
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Solution
The fourth proportional to 8,250,414.68, 11,385,400.70 and 4,579,115.88 is: 6,319,084.70
Step by Step Solution
- Step 1: Write the proportion equation
8,250,414.68 : 11,385,400.70 = 4,579,115.88 : x - Step 2: Convert to fraction form
8,250,414.68/11,385,400.70 = 4,579,115.88/x - Step 3: Cross multiply
8,250,414.68x = 11,385,400.70 × 4,579,115.88 - Step 4: Simplify right side
8,250,414.68x = 52,135,069,145,533.11 - Step 5: Solve for x
x = 52,135,069,145,533.11/8,250,414.68 - Step 6: Final answer
x = 6,319,084.70
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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.