Home / 8,062,781.28-11,126,638.11-4,441,109.28

Finding the Fourth Proportional to 8,062,781.28, 11,126,638.11 and 4,441,109.28

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Solution

The fourth proportional to 8,062,781.28, 11,126,638.11 and 4,441,109.28 is: 6,128,730.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062,781.28 : 11,126,638.11 = 4,441,109.28 : x
  2. Step 2: Convert to fraction form
    8,062,781.28/11,126,638.11 = 4,441,109.28/x
  3. Step 3: Cross multiply
    8,062,781.28x = 11,126,638.11 × 4,441,109.28
  4. Step 4: Simplify right side
    8,062,781.28x = 49,414,615,765,522.66
  5. Step 5: Solve for x
    x = 49,414,615,765,522.66/8,062,781.28
  6. Step 6: Final answer
    x = 6,128,730.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.