Home / 8,260,961.10-12,386,630.25-3,206,366.70

Finding the Fourth Proportional to 8,260,961.10, 12,386,630.25 and 3,206,366.70

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Solution

The fourth proportional to 8,260,961.10, 12,386,630.25 and 3,206,366.70 is: 4,807,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260,961.10 : 12,386,630.25 = 3,206,366.70 : x
  2. Step 2: Convert to fraction form
    8,260,961.10/12,386,630.25 = 3,206,366.70/x
  3. Step 3: Cross multiply
    8,260,961.10x = 12,386,630.25 × 3,206,366.70
  4. Step 4: Simplify right side
    8,260,961.10x = 39,716,078,758,812.68
  5. Step 5: Solve for x
    x = 39,716,078,758,812.68/8,260,961.10
  6. Step 6: Final answer
    x = 4,807,682.58

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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.