Home / 11,238,170.64-15,498,149.79-7,459,549.95

Finding the Fourth Proportional to 11,238,170.64, 15,498,149.79 and 7,459,549.95

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Solution

The fourth proportional to 11,238,170.64, 15,498,149.79 and 7,459,549.95 is: 10,287,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238,170.64 : 15,498,149.79 = 7,459,549.95 : x
  2. Step 2: Convert to fraction form
    11,238,170.64/15,498,149.79 = 7,459,549.95/x
  3. Step 3: Cross multiply
    11,238,170.64x = 15,498,149.79 × 7,459,549.95
  4. Step 4: Simplify right side
    11,238,170.64x = 115,609,222,491,087
  5. Step 5: Solve for x
    x = 115,609,222,491,087/11,238,170.64
  6. Step 6: Final answer
    x = 10,287,192.30

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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.