Home / 8,086,193.40-12,129,290.10-2,695,019.70

Finding the Fourth Proportional to 8,086,193.40, 12,129,290.10 and 2,695,019.70

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Solution

The fourth proportional to 8,086,193.40, 12,129,290.10 and 2,695,019.70 is: 4,042,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,193.40 : 12,129,290.10 = 2,695,019.70 : x
  2. Step 2: Convert to fraction form
    8,086,193.40/12,129,290.10 = 2,695,019.70/x
  3. Step 3: Cross multiply
    8,086,193.40x = 12,129,290.10 × 2,695,019.70
  4. Step 4: Simplify right side
    8,086,193.40x = 32,688,675,766,514.97
  5. Step 5: Solve for x
    x = 32,688,675,766,514.97/8,086,193.40
  6. Step 6: Final answer
    x = 4,042,529.55

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Double scale
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Similar ratio
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1.5x scale

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.