Home / 8,103,449.60-11,181,143.04-4,481,077.76

Finding the Fourth Proportional to 8,103,449.60, 11,181,143.04 and 4,481,077.76

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Solution

The fourth proportional to 8,103,449.60, 11,181,143.04 and 4,481,077.76 is: 6,182,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,449.60 : 11,181,143.04 = 4,481,077.76 : x
  2. Step 2: Convert to fraction form
    8,103,449.60/11,181,143.04 = 4,481,077.76/x
  3. Step 3: Cross multiply
    8,103,449.60x = 11,181,143.04 × 4,481,077.76
  4. Step 4: Simplify right side
    8,103,449.60x = 50,103,571,407,922.78
  5. Step 5: Solve for x
    x = 50,103,571,407,922.78/8,103,449.60
  6. Step 6: Final answer
    x = 6,182,992.91

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Double scale
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1.5x scale

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.