Home / 13,960,760.32-20,940,531.20-4,375,920

Finding the Fourth Proportional to 13,960,760.32, 20,940,531.20 and 4,375,920

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Solution

The fourth proportional to 13,960,760.32, 20,940,531.20 and 4,375,920 is: 6,563,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960,760.32 : 20,940,531.20 = 4,375,920 : x
  2. Step 2: Convert to fraction form
    13,960,760.32/20,940,531.20 = 4,375,920/x
  3. Step 3: Cross multiply
    13,960,760.32x = 20,940,531.20 × 4,375,920
  4. Step 4: Simplify right side
    13,960,760.32x = 91,634,089,288,704
  5. Step 5: Solve for x
    x = 91,634,089,288,704/13,960,760.32
  6. Step 6: Final answer
    x = 6,563,689.02

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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.