Home / 12,006,146.94-16,568,479.22-6,499,517.72

Finding the Fourth Proportional to 12,006,146.94, 16,568,479.22 and 6,499,517.72

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Solution

The fourth proportional to 12,006,146.94, 16,568,479.22 and 6,499,517.72 is: 8,969,332.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,146.94 : 16,568,479.22 = 6,499,517.72 : x
  2. Step 2: Convert to fraction form
    12,006,146.94/16,568,479.22 = 6,499,517.72/x
  3. Step 3: Cross multiply
    12,006,146.94x = 16,568,479.22 × 6,499,517.72
  4. Step 4: Simplify right side
    12,006,146.94x = 107,687,124,283,841.78
  5. Step 5: Solve for x
    x = 107,687,124,283,841.78/12,006,146.94
  6. Step 6: Final answer
    x = 8,969,332.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.