Home / 9,167,321.64-12,650,900.43-5,037,618.87

Finding the Fourth Proportional to 9,167,321.64, 12,650,900.43 and 5,037,618.87

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Solution

The fourth proportional to 9,167,321.64, 12,650,900.43 and 5,037,618.87 is: 6,951,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167,321.64 : 12,650,900.43 = 5,037,618.87 : x
  2. Step 2: Convert to fraction form
    9,167,321.64/12,650,900.43 = 5,037,618.87/x
  3. Step 3: Cross multiply
    9,167,321.64x = 12,650,900.43 × 5,037,618.87
  4. Step 4: Simplify right side
    9,167,321.64x = 63,730,414,728,659.12
  5. Step 5: Solve for x
    x = 63,730,414,728,659.12/9,167,321.64
  6. Step 6: Final answer
    x = 6,951,912.15

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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.