Home / 12,648,422.86-17,454,819.84-6,847,200.30

Finding the Fourth Proportional to 12,648,422.86, 17,454,819.84 and 6,847,200.30

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Solution

The fourth proportional to 12,648,422.86, 17,454,819.84 and 6,847,200.30 is: 9,449,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,422.86 : 17,454,819.84 = 6,847,200.30 : x
  2. Step 2: Convert to fraction form
    12,648,422.86/17,454,819.84 = 6,847,200.30/x
  3. Step 3: Cross multiply
    12,648,422.86x = 17,454,819.84 × 6,847,200.30
  4. Step 4: Simplify right side
    12,648,422.86x = 119,516,647,644,893.95
  5. Step 5: Solve for x
    x = 119,516,647,644,893.95/12,648,422.86
  6. Step 6: Final answer
    x = 9,449,134.41

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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.