Home / 10,631,631.60-15,949,780.20-3,443,497.20

Finding the Fourth Proportional to 10,631,631.60, 15,949,780.20 and 3,443,497.20

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Solution

The fourth proportional to 10,631,631.60, 15,949,780.20 and 3,443,497.20 is: 5,166,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,631.60 : 15,949,780.20 = 3,443,497.20 : x
  2. Step 2: Convert to fraction form
    10,631,631.60/15,949,780.20 = 3,443,497.20/x
  3. Step 3: Cross multiply
    10,631,631.60x = 15,949,780.20 × 3,443,497.20
  4. Step 4: Simplify right side
    10,631,631.60x = 54,923,023,459,315.44
  5. Step 5: Solve for x
    x = 54,923,023,459,315.44/10,631,631.60
  6. Step 6: Final answer
    x = 5,166,001.37

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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.