Home / 9,297,355.38-12,827,967.60-5,427,652.87

Finding the Fourth Proportional to 9,297,355.38, 12,827,967.60 and 5,427,652.87

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Solution

The fourth proportional to 9,297,355.38, 12,827,967.60 and 5,427,652.87 is: 7,488,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,297,355.38 : 12,827,967.60 = 5,427,652.87 : x
  2. Step 2: Convert to fraction form
    9,297,355.38/12,827,967.60 = 5,427,652.87/x
  3. Step 3: Cross multiply
    9,297,355.38x = 12,827,967.60 × 5,427,652.87
  4. Step 4: Simplify right side
    9,297,355.38x = 69,625,755,160,407.01
  5. Step 5: Solve for x
    x = 69,625,755,160,407.01/9,297,355.38
  6. Step 6: Final answer
    x = 7,488,769.90

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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.