Home / 12,006,171.68-16,568,513.25-6,499,542.40

Finding the Fourth Proportional to 12,006,171.68, 16,568,513.25 and 6,499,542.40

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Solution

The fourth proportional to 12,006,171.68, 16,568,513.25 and 6,499,542.40 is: 8,969,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,171.68 : 16,568,513.25 = 6,499,542.40 : x
  2. Step 2: Convert to fraction form
    12,006,171.68/16,568,513.25 = 6,499,542.40/x
  3. Step 3: Cross multiply
    12,006,171.68x = 16,568,513.25 × 6,499,542.40
  4. Step 4: Simplify right side
    12,006,171.68x = 107,687,754,307,542.23
  5. Step 5: Solve for x
    x = 107,687,754,307,542.23/12,006,171.68
  6. Step 6: Final answer
    x = 8,969,366.52

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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.