Home / 18,444,864.60-27,667,296.90-5,665,348.80

Finding the Fourth Proportional to 18,444,864.60, 27,667,296.90 and 5,665,348.80

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Solution

The fourth proportional to 18,444,864.60, 27,667,296.90 and 5,665,348.80 is: 8,498,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,864.60 : 27,667,296.90 = 5,665,348.80 : x
  2. Step 2: Convert to fraction form
    18,444,864.60/27,667,296.90 = 5,665,348.80/x
  3. Step 3: Cross multiply
    18,444,864.60x = 27,667,296.90 × 5,665,348.80
  4. Step 4: Simplify right side
    18,444,864.60x = 156,744,887,291,658.72
  5. Step 5: Solve for x
    x = 156,744,887,291,658.72/18,444,864.60
  6. Step 6: Final answer
    x = 8,498,023.20

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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.