Home / 7,407,489.90-11,134,854.45-6,982,337.10

Finding the Fourth Proportional to 7,407,489.90, 11,134,854.45 and 6,982,337.10

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Solution

The fourth proportional to 7,407,489.90, 11,134,854.45 and 6,982,337.10 is: 10,495,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,489.90 : 11,134,854.45 = 6,982,337.10 : x
  2. Step 2: Convert to fraction form
    7,407,489.90/11,134,854.45 = 6,982,337.10/x
  3. Step 3: Cross multiply
    7,407,489.90x = 11,134,854.45 × 6,982,337.10
  4. Step 4: Simplify right side
    7,407,489.90x = 77,747,307,329,335.08
  5. Step 5: Solve for x
    x = 77,747,307,329,335.08/7,407,489.90
  6. Step 6: Final answer
    x = 10,495,769.60

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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.