Home / 13,067,723.76-18,032,717.15-7,266,380.94

Finding the Fourth Proportional to 13,067,723.76, 18,032,717.15 and 7,266,380.94

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Solution

The fourth proportional to 13,067,723.76, 18,032,717.15 and 7,266,380.94 is: 10,027,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,723.76 : 18,032,717.15 = 7,266,380.94 : x
  2. Step 2: Convert to fraction form
    13,067,723.76/18,032,717.15 = 7,266,380.94/x
  3. Step 3: Cross multiply
    13,067,723.76x = 18,032,717.15 × 7,266,380.94
  4. Step 4: Simplify right side
    13,067,723.76x = 131,032,592,195,171.12
  5. Step 5: Solve for x
    x = 131,032,592,195,171.12/13,067,723.76
  6. Step 6: Final answer
    x = 10,027,193.30

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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.