Home / 26,138,213.70-39,207,320.55-13,354,469.70

Finding the Fourth Proportional to 26,138,213.70, 39,207,320.55 and 13,354,469.70

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Solution

The fourth proportional to 26,138,213.70, 39,207,320.55 and 13,354,469.70 is: 20,031,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138,213.70 : 39,207,320.55 = 13,354,469.70 : x
  2. Step 2: Convert to fraction form
    26,138,213.70/39,207,320.55 = 13,354,469.70/x
  3. Step 3: Cross multiply
    26,138,213.70x = 39,207,320.55 × 13,354,469.70
  4. Step 4: Simplify right side
    26,138,213.70x = 523,592,974,303,162.25
  5. Step 5: Solve for x
    x = 523,592,974,303,162.25/26,138,213.70
  6. Step 6: Final answer
    x = 20,031,704.55

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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.