Home / 8,260,960.86-12,386,629.88-3,206,366.46

Finding the Fourth Proportional to 8,260,960.86, 12,386,629.88 and 3,206,366.46

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Solution

The fourth proportional to 8,260,960.86, 12,386,629.88 and 3,206,366.46 is: 4,807,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260,960.86 : 12,386,629.88 = 3,206,366.46 : x
  2. Step 2: Convert to fraction form
    8,260,960.86/12,386,629.88 = 3,206,366.46/x
  3. Step 3: Cross multiply
    8,260,960.86x = 12,386,629.88 × 3,206,366.46
  4. Step 4: Simplify right side
    8,260,960.86x = 39,716,074,599,665.83
  5. Step 5: Solve for x
    x = 39,716,074,599,665.83/8,260,960.86
  6. Step 6: Final answer
    x = 4,807,682.21

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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.