Home / 87,442,003.70-131,163,005.55-26,857,729.70

Finding the Fourth Proportional to 87,442,003.70, 131,163,005.55 and 26,857,729.70

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Solution

The fourth proportional to 87,442,003.70, 131,163,005.55 and 26,857,729.70 is: 40,286,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,442,003.70 : 131,163,005.55 = 26,857,729.70 : x
  2. Step 2: Convert to fraction form
    87,442,003.70/131,163,005.55 = 26,857,729.70/x
  3. Step 3: Cross multiply
    87,442,003.70x = 131,163,005.55 × 26,857,729.70
  4. Step 4: Simplify right side
    87,442,003.70x = 3,522,740,549,701,499.50
  5. Step 5: Solve for x
    x = 3,522,740,549,701,499.50/87,442,003.70
  6. Step 6: Final answer
    x = 40,286,594.55

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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.