Home / 18,914,575.06-28,375,847.79-6,134,083.21

Finding the Fourth Proportional to 18,914,575.06, 28,375,847.79 and 6,134,083.21

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Solution

The fourth proportional to 18,914,575.06, 28,375,847.79 and 6,134,083.21 is: 9,202,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914,575.06 : 28,375,847.79 = 6,134,083.21 : x
  2. Step 2: Convert to fraction form
    18,914,575.06/28,375,847.79 = 6,134,083.21/x
  3. Step 3: Cross multiply
    18,914,575.06x = 28,375,847.79 × 6,134,083.21
  4. Step 4: Simplify right side
    18,914,575.06x = 174,059,811,498,154.59
  5. Step 5: Solve for x
    x = 174,059,811,498,154.59/18,914,575.06
  6. Step 6: Final answer
    x = 9,202,417.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.