Home / 5,296,481.28-7,934,698.08-3,131,023.20

Finding the Fourth Proportional to 5,296,481.28, 7,934,698.08 and 3,131,023.20

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Solution

The fourth proportional to 5,296,481.28, 7,934,698.08 and 3,131,023.20 is: 4,690,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296,481.28 : 7,934,698.08 = 3,131,023.20 : x
  2. Step 2: Convert to fraction form
    5,296,481.28/7,934,698.08 = 3,131,023.20/x
  3. Step 3: Cross multiply
    5,296,481.28x = 7,934,698.08 × 3,131,023.20
  4. Step 4: Simplify right side
    5,296,481.28x = 24,843,723,773,475.46
  5. Step 5: Solve for x
    x = 24,843,723,773,475.46/5,296,481.28
  6. Step 6: Final answer
    x = 4,690,609.19

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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.