Home / 20,997,704.20-31,496,556.30-5,851,635.70

Finding the Fourth Proportional to 20,997,704.20, 31,496,556.30 and 5,851,635.70

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Solution

The fourth proportional to 20,997,704.20, 31,496,556.30 and 5,851,635.70 is: 8,777,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,997,704.20 : 31,496,556.30 = 5,851,635.70 : x
  2. Step 2: Convert to fraction form
    20,997,704.20/31,496,556.30 = 5,851,635.70/x
  3. Step 3: Cross multiply
    20,997,704.20x = 31,496,556.30 × 5,851,635.70
  4. Step 4: Simplify right side
    20,997,704.20x = 184,306,373,272,139.91
  5. Step 5: Solve for x
    x = 184,306,373,272,139.91/20,997,704.20
  6. Step 6: Final answer
    x = 8,777,453.55

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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.