Home / 18,445,091.20-27,667,636.80-18,193,148.80

Finding the Fourth Proportional to 18,445,091.20, 27,667,636.80 and 18,193,148.80

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Solution

The fourth proportional to 18,445,091.20, 27,667,636.80 and 18,193,148.80 is: 27,289,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,091.20 : 27,667,636.80 = 18,193,148.80 : x
  2. Step 2: Convert to fraction form
    18,445,091.20/27,667,636.80 = 18,193,148.80/x
  3. Step 3: Cross multiply
    18,445,091.20x = 27,667,636.80 × 18,193,148.80
  4. Step 4: Simplify right side
    18,445,091.20x = 503,361,433,246,755.88
  5. Step 5: Solve for x
    x = 503,361,433,246,755.88/18,445,091.20
  6. Step 6: Final answer
    x = 27,289,723.20

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1.5x scale

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.