Finding the Fourth Proportional to 8,995,734.30, 13,493,590.86 and 2,930,456.10
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Solution
The fourth proportional to 8,995,734.30, 13,493,590.86 and 2,930,456.10 is: 4,395,680.70
Step by Step Solution
- Step 1: Write the proportion equation
8,995,734.30 : 13,493,590.86 = 2,930,456.10 : x - Step 2: Convert to fraction form
8,995,734.30/13,493,590.86 = 2,930,456.10/x - Step 3: Cross multiply
8,995,734.30x = 13,493,590.86 × 2,930,456.10 - Step 4: Simplify right side
8,995,734.30x = 39,542,375,646,591.24 - Step 5: Solve for x
x = 39,542,375,646,591.24/8,995,734.30 - Step 6: Final answer
x = 4,395,680.70
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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.