Home / 21,984,383.80-32,976,575.70-13,906,480.60

Finding the Fourth Proportional to 21,984,383.80, 32,976,575.70 and 13,906,480.60

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Solution

The fourth proportional to 21,984,383.80, 32,976,575.70 and 13,906,480.60 is: 20,859,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,383.80 : 32,976,575.70 = 13,906,480.60 : x
  2. Step 2: Convert to fraction form
    21,984,383.80/32,976,575.70 = 13,906,480.60/x
  3. Step 3: Cross multiply
    21,984,383.80x = 32,976,575.70 × 13,906,480.60
  4. Step 4: Simplify right side
    21,984,383.80x = 458,588,110,226,481.38
  5. Step 5: Solve for x
    x = 458,588,110,226,481.38/21,984,383.80
  6. Step 6: Final answer
    x = 20,859,720.90

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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.