Home / 18,452,906.60-27,679,359.90-5,673,390.80

Finding the Fourth Proportional to 18,452,906.60, 27,679,359.90 and 5,673,390.80

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Solution

The fourth proportional to 18,452,906.60, 27,679,359.90 and 5,673,390.80 is: 8,510,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,906.60 : 27,679,359.90 = 5,673,390.80 : x
  2. Step 2: Convert to fraction form
    18,452,906.60/27,679,359.90 = 5,673,390.80/x
  3. Step 3: Cross multiply
    18,452,906.60x = 27,679,359.90 × 5,673,390.80
  4. Step 4: Simplify right side
    18,452,906.60x = 157,035,825,806,548.91
  5. Step 5: Solve for x
    x = 157,035,825,806,548.91/18,452,906.60
  6. Step 6: Final answer
    x = 8,510,086.20

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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.