Home / 18,444,865.60-27,667,298.40-5,665,349.80

Finding the Fourth Proportional to 18,444,865.60, 27,667,298.40 and 5,665,349.80

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Solution

The fourth proportional to 18,444,865.60, 27,667,298.40 and 5,665,349.80 is: 8,498,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,865.60 : 27,667,298.40 = 5,665,349.80 : x
  2. Step 2: Convert to fraction form
    18,444,865.60/27,667,298.40 = 5,665,349.80/x
  3. Step 3: Cross multiply
    18,444,865.60x = 27,667,298.40 × 5,665,349.80
  4. Step 4: Simplify right side
    18,444,865.60x = 156,744,923,456,980.31
  5. Step 5: Solve for x
    x = 156,744,923,456,980.31/18,444,865.60
  6. Step 6: Final answer
    x = 8,498,024.70

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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.