Home / 36,204,501.60-54,306,752.40-20,899,000.80

Finding the Fourth Proportional to 36,204,501.60, 54,306,752.40 and 20,899,000.80

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Solution

The fourth proportional to 36,204,501.60, 54,306,752.40 and 20,899,000.80 is: 31,348,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204,501.60 : 54,306,752.40 = 20,899,000.80 : x
  2. Step 2: Convert to fraction form
    36,204,501.60/54,306,752.40 = 20,899,000.80/x
  3. Step 3: Cross multiply
    36,204,501.60x = 54,306,752.40 × 20,899,000.80
  4. Step 4: Simplify right side
    36,204,501.60x = 1,134,956,861,853,002
  5. Step 5: Solve for x
    x = 1,134,956,861,853,002/36,204,501.60
  6. Step 6: Final answer
    x = 31,348,501.20

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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.