Home / 8,917,856.16-12,306,229.56-5,050,405.20

Finding the Fourth Proportional to 8,917,856.16, 12,306,229.56 and 5,050,405.20

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Solution

The fourth proportional to 8,917,856.16, 12,306,229.56 and 5,050,405.20 is: 6,969,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,856.16 : 12,306,229.56 = 5,050,405.20 : x
  2. Step 2: Convert to fraction form
    8,917,856.16/12,306,229.56 = 5,050,405.20/x
  3. Step 3: Cross multiply
    8,917,856.16x = 12,306,229.56 × 5,050,405.20
  4. Step 4: Simplify right side
    8,917,856.16x = 62,151,445,762,217.72
  5. Step 5: Solve for x
    x = 62,151,445,762,217.72/8,917,856.16
  6. Step 6: Final answer
    x = 6,969,325.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.