Home / 5,591,446.20-8,381,264.40-3,190,120.20

Finding the Fourth Proportional to 5,591,446.20, 8,381,264.40 and 3,190,120.20

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Solution

The fourth proportional to 5,591,446.20, 8,381,264.40 and 3,190,120.20 is: 4,781,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591,446.20 : 8,381,264.40 = 3,190,120.20 : x
  2. Step 2: Convert to fraction form
    5,591,446.20/8,381,264.40 = 3,190,120.20/x
  3. Step 3: Cross multiply
    5,591,446.20x = 8,381,264.40 × 3,190,120.20
  4. Step 4: Simplify right side
    5,591,446.20x = 26,737,240,863,980.88
  5. Step 5: Solve for x
    x = 26,737,240,863,980.88/5,591,446.20
  6. Step 6: Final answer
    x = 4,781,811.34

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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.