Home / 20,247,781.68-30,374,838-6,597,758.88

Finding the Fourth Proportional to 20,247,781.68, 30,374,838 and 6,597,758.88

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Solution

The fourth proportional to 20,247,781.68, 30,374,838 and 6,597,758.88 is: 9,897,669.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,247,781.68 : 30,374,838 = 6,597,758.88 : x
  2. Step 2: Convert to fraction form
    20,247,781.68/30,374,838 = 6,597,758.88/x
  3. Step 3: Cross multiply
    20,247,781.68x = 30,374,838 × 6,597,758.88
  4. Step 4: Simplify right side
    20,247,781.68x = 200,405,857,143,061.44
  5. Step 5: Solve for x
    x = 200,405,857,143,061.44/20,247,781.68
  6. Step 6: Final answer
    x = 9,897,669.79

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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.