Home / 9,138,817.24-12,617,302.08-5,881,293.16

Finding the Fourth Proportional to 9,138,817.24, 12,617,302.08 and 5,881,293.16

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Solution

The fourth proportional to 9,138,817.24, 12,617,302.08 and 5,881,293.16 is: 8,119,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,138,817.24 : 12,617,302.08 = 5,881,293.16 : x
  2. Step 2: Convert to fraction form
    9,138,817.24/12,617,302.08 = 5,881,293.16/x
  3. Step 3: Cross multiply
    9,138,817.24x = 12,617,302.08 × 5,881,293.16
  4. Step 4: Simplify right side
    9,138,817.24x = 74,206,052,420,757.78
  5. Step 5: Solve for x
    x = 74,206,052,420,757.78/9,138,817.24
  6. Step 6: Final answer
    x = 8,119,874.87

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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.