Home / 6,400,264.20-9,601,591.90-2,140,454.76

Finding the Fourth Proportional to 6,400,264.20, 9,601,591.90 and 2,140,454.76

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Solution

The fourth proportional to 6,400,264.20, 9,601,591.90 and 2,140,454.76 is: 3,211,081.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,264.20 : 9,601,591.90 = 2,140,454.76 : x
  2. Step 2: Convert to fraction form
    6,400,264.20/9,601,591.90 = 2,140,454.76/x
  3. Step 3: Cross multiply
    6,400,264.20x = 9,601,591.90 × 2,140,454.76
  4. Step 4: Simplify right side
    6,400,264.20x = 20,551,773,085,932.44
  5. Step 5: Solve for x
    x = 20,551,773,085,932.44/6,400,264.20
  6. Step 6: Final answer
    x = 3,211,081.99

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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.