Home / 48,522,593.44-72,809,079.92-19,789,808.80

Finding the Fourth Proportional to 48,522,593.44, 72,809,079.92 and 19,789,808.80

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Solution

The fourth proportional to 48,522,593.44, 72,809,079.92 and 19,789,808.80 is: 29,694,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,522,593.44 : 72,809,079.92 = 19,789,808.80 : x
  2. Step 2: Convert to fraction form
    48,522,593.44/72,809,079.92 = 19,789,808.80/x
  3. Step 3: Cross multiply
    48,522,593.44x = 72,809,079.92 × 19,789,808.80
  4. Step 4: Simplify right side
    48,522,593.44x = 1,440,877,770,520,719.50
  5. Step 5: Solve for x
    x = 1,440,877,770,520,719.50/48,522,593.44
  6. Step 6: Final answer
    x = 29,694,986.78

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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.