Home / 6,241,331.20-9,361,996.80-1,981,832.80

Finding the Fourth Proportional to 6,241,331.20, 9,361,996.80 and 1,981,832.80

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Solution

The fourth proportional to 6,241,331.20, 9,361,996.80 and 1,981,832.80 is: 2,972,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241,331.20 : 9,361,996.80 = 1,981,832.80 : x
  2. Step 2: Convert to fraction form
    6,241,331.20/9,361,996.80 = 1,981,832.80/x
  3. Step 3: Cross multiply
    6,241,331.20x = 9,361,996.80 × 1,981,832.80
  4. Step 4: Simplify right side
    6,241,331.20x = 18,553,912,331,735.04
  5. Step 5: Solve for x
    x = 18,553,912,331,735.04/6,241,331.20
  6. Step 6: Final answer
    x = 2,972,749.20

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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.