Home / 9,261,998.71-12,781,545.55-5,132,297.20

Finding the Fourth Proportional to 9,261,998.71, 12,781,545.55 and 5,132,297.20

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Solution

The fourth proportional to 9,261,998.71, 12,781,545.55 and 5,132,297.20 is: 7,082,563.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,998.71 : 12,781,545.55 = 5,132,297.20 : x
  2. Step 2: Convert to fraction form
    9,261,998.71/12,781,545.55 = 5,132,297.20/x
  3. Step 3: Cross multiply
    9,261,998.71x = 12,781,545.55 × 5,132,297.20
  4. Step 4: Simplify right side
    9,261,998.71x = 65,598,690,374,029.74
  5. Step 5: Solve for x
    x = 65,598,690,374,029.74/9,261,998.71
  6. Step 6: Final answer
    x = 7,082,563.11

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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.