Home / 39,367,086.60-59,059,961.10-20,200,801.80

Finding the Fourth Proportional to 39,367,086.60, 59,059,961.10 and 20,200,801.80

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Solution

The fourth proportional to 39,367,086.60, 59,059,961.10 and 20,200,801.80 is: 30,305,990.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367,086.60 : 59,059,961.10 = 20,200,801.80 : x
  2. Step 2: Convert to fraction form
    39,367,086.60/59,059,961.10 = 20,200,801.80/x
  3. Step 3: Cross multiply
    39,367,086.60x = 59,059,961.10 × 20,200,801.80
  4. Step 4: Simplify right side
    39,367,086.60x = 1,193,058,568,496,810
  5. Step 5: Solve for x
    x = 1,193,058,568,496,810/39,367,086.60
  6. Step 6: Final answer
    x = 30,305,990.91

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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.