Home / 17,169,536.88-25,730,382.78-12,904,731.36

Finding the Fourth Proportional to 17,169,536.88, 25,730,382.78 and 12,904,731.36

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Solution

The fourth proportional to 17,169,536.88, 25,730,382.78 and 12,904,731.36 is: 19,339,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169,536.88 : 25,730,382.78 = 12,904,731.36 : x
  2. Step 2: Convert to fraction form
    17,169,536.88/25,730,382.78 = 12,904,731.36/x
  3. Step 3: Cross multiply
    17,169,536.88x = 25,730,382.78 × 12,904,731.36
  4. Step 4: Simplify right side
    17,169,536.88x = 332,043,677,565,870
  5. Step 5: Solve for x
    x = 332,043,677,565,870/17,169,536.88
  6. Step 6: Final answer
    x = 19,339,116.71

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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.