Home / 22,704,067.31-31,327,487.55-13,413,150.03

Finding the Fourth Proportional to 22,704,067.31, 31,327,487.55 and 13,413,150.03

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Solution

The fourth proportional to 22,704,067.31, 31,327,487.55 and 13,413,150.03 is: 18,507,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704,067.31 : 31,327,487.55 = 13,413,150.03 : x
  2. Step 2: Convert to fraction form
    22,704,067.31/31,327,487.55 = 13,413,150.03/x
  3. Step 3: Cross multiply
    22,704,067.31x = 31,327,487.55 × 13,413,150.03
  4. Step 4: Simplify right side
    22,704,067.31x = 420,200,290,571,107.12
  5. Step 5: Solve for x
    x = 420,200,290,571,107.12/22,704,067.31
  6. Step 6: Final answer
    x = 18,507,709.87

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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.