Home / 8,867,781.18-12,237,532.61-4,793,400.18

Finding the Fourth Proportional to 8,867,781.18, 12,237,532.61 and 4,793,400.18

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Solution

The fourth proportional to 8,867,781.18, 12,237,532.61 and 4,793,400.18 is: 6,614,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867,781.18 : 12,237,532.61 = 4,793,400.18 : x
  2. Step 2: Convert to fraction form
    8,867,781.18/12,237,532.61 = 4,793,400.18/x
  3. Step 3: Cross multiply
    8,867,781.18x = 12,237,532.61 × 4,793,400.18
  4. Step 4: Simplify right side
    8,867,781.18x = 58,659,390,996,919.55
  5. Step 5: Solve for x
    x = 58,659,390,996,919.55/8,867,781.18
  6. Step 6: Final answer
    x = 6,614,889.32

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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.