Home / 8,518,288.20-12,777,432.30-5,159,056.20

Finding the Fourth Proportional to 8,518,288.20, 12,777,432.30 and 5,159,056.20

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Solution

The fourth proportional to 8,518,288.20, 12,777,432.30 and 5,159,056.20 is: 7,738,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,288.20 : 12,777,432.30 = 5,159,056.20 : x
  2. Step 2: Convert to fraction form
    8,518,288.20/12,777,432.30 = 5,159,056.20/x
  3. Step 3: Cross multiply
    8,518,288.20x = 12,777,432.30 × 5,159,056.20
  4. Step 4: Simplify right side
    8,518,288.20x = 65,919,491,327,395.27
  5. Step 5: Solve for x
    x = 65,919,491,327,395.27/8,518,288.20
  6. Step 6: Final answer
    x = 7,738,584.30

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Double scale
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Similar ratio
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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.