Home / 73,979,862.60-110,976,792.30-20,127,174.60

Finding the Fourth Proportional to 73,979,862.60, 110,976,792.30 and 20,127,174.60

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Solution

The fourth proportional to 73,979,862.60, 110,976,792.30 and 20,127,174.60 is: 30,192,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,979,862.60 : 110,976,792.30 = 20,127,174.60 : x
  2. Step 2: Convert to fraction form
    73,979,862.60/110,976,792.30 = 20,127,174.60/x
  3. Step 3: Cross multiply
    73,979,862.60x = 110,976,792.30 × 20,127,174.60
  4. Step 4: Simplify right side
    73,979,862.60x = 2,233,649,275,170,035.75
  5. Step 5: Solve for x
    x = 2,233,649,275,170,035.75/73,979,862.60
  6. Step 6: Final answer
    x = 30,192,665.90

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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.