Home / 60,998,449.48-91,500,616.92-20,056,982.20

Finding the Fourth Proportional to 60,998,449.48, 91,500,616.92 and 20,056,982.20

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Solution

The fourth proportional to 60,998,449.48, 91,500,616.92 and 20,056,982.20 is: 30,086,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,449.48 : 91,500,616.92 = 20,056,982.20 : x
  2. Step 2: Convert to fraction form
    60,998,449.48/91,500,616.92 = 20,056,982.20/x
  3. Step 3: Cross multiply
    60,998,449.48x = 91,500,616.92 × 20,056,982.20
  4. Step 4: Simplify right side
    60,998,449.48x = 1,835,226,244,853,458.75
  5. Step 5: Solve for x
    x = 1,835,226,244,853,458.75/60,998,449.48
  6. Step 6: Final answer
    x = 30,086,440.89

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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.