Home / 5,381,390.70-8,068,068.45-3,251,025.90

Finding the Fourth Proportional to 5,381,390.70, 8,068,068.45 and 3,251,025.90

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Solution

The fourth proportional to 5,381,390.70, 8,068,068.45 and 3,251,025.90 is: 4,874,111.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,390.70 : 8,068,068.45 = 3,251,025.90 : x
  2. Step 2: Convert to fraction form
    5,381,390.70/8,068,068.45 = 3,251,025.90/x
  3. Step 3: Cross multiply
    5,381,390.70x = 8,068,068.45 × 3,251,025.90
  4. Step 4: Simplify right side
    5,381,390.70x = 26,229,499,493,922.86
  5. Step 5: Solve for x
    x = 26,229,499,493,922.86/5,381,390.70
  6. Step 6: Final answer
    x = 4,874,111.72

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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.