Home / 36,327,203.20-54,429,142.20-21,919,997.80

Finding the Fourth Proportional to 36,327,203.20, 54,429,142.20 and 21,919,997.80

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Solution

The fourth proportional to 36,327,203.20, 54,429,142.20 and 21,919,997.80 is: 32,842,789.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,327,203.20 : 54,429,142.20 = 21,919,997.80 : x
  2. Step 2: Convert to fraction form
    36,327,203.20/54,429,142.20 = 21,919,997.80/x
  3. Step 3: Cross multiply
    36,327,203.20x = 54,429,142.20 × 21,919,997.80
  4. Step 4: Simplify right side
    36,327,203.20x = 1,193,086,677,279,887.25
  5. Step 5: Solve for x
    x = 1,193,086,677,279,887.25/36,327,203.20
  6. Step 6: Final answer
    x = 32,842,789.21

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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.