Home / 8,122,293.20-11,207,983.56-4,858,446.80

Finding the Fourth Proportional to 8,122,293.20, 11,207,983.56 and 4,858,446.80

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Solution

The fourth proportional to 8,122,293.20, 11,207,983.56 and 4,858,446.80 is: 6,704,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,293.20 : 11,207,983.56 = 4,858,446.80 : x
  2. Step 2: Convert to fraction form
    8,122,293.20/11,207,983.56 = 4,858,446.80/x
  3. Step 3: Cross multiply
    8,122,293.20x = 11,207,983.56 × 4,858,446.80
  4. Step 4: Simplify right side
    8,122,293.20x = 54,453,391,861,534.61
  5. Step 5: Solve for x
    x = 54,453,391,861,534.61/8,122,293.20
  6. Step 6: Final answer
    x = 6,704,189.39

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Double scale
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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.