Home / 17,005,221.60-25,507,832.40-13,976,007.90

Finding the Fourth Proportional to 17,005,221.60, 25,507,832.40 and 13,976,007.90

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Solution

The fourth proportional to 17,005,221.60, 25,507,832.40 and 13,976,007.90 is: 20,964,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005,221.60 : 25,507,832.40 = 13,976,007.90 : x
  2. Step 2: Convert to fraction form
    17,005,221.60/25,507,832.40 = 13,976,007.90/x
  3. Step 3: Cross multiply
    17,005,221.60x = 25,507,832.40 × 13,976,007.90
  4. Step 4: Simplify right side
    17,005,221.60x = 356,497,667,134,275.94
  5. Step 5: Solve for x
    x = 356,497,667,134,275.94/17,005,221.60
  6. Step 6: Final answer
    x = 20,964,011.85

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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.