Home / 41,471,998.80-62,207,998.20-12,722,571.60

Finding the Fourth Proportional to 41,471,998.80, 62,207,998.20 and 12,722,571.60

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Solution

The fourth proportional to 41,471,998.80, 62,207,998.20 and 12,722,571.60 is: 19,083,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,471,998.80 : 62,207,998.20 = 12,722,571.60 : x
  2. Step 2: Convert to fraction form
    41,471,998.80/62,207,998.20 = 12,722,571.60/x
  3. Step 3: Cross multiply
    41,471,998.80x = 62,207,998.20 × 12,722,571.60
  4. Step 4: Simplify right side
    41,471,998.80x = 791,445,711,192,171.12
  5. Step 5: Solve for x
    x = 791,445,711,192,171.12/41,471,998.80
  6. Step 6: Final answer
    x = 19,083,857.40

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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.