Home / 13,944,672.30-20,917,008.45-11,712,620.10

Finding the Fourth Proportional to 13,944,672.30, 20,917,008.45 and 11,712,620.10

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Solution

The fourth proportional to 13,944,672.30, 20,917,008.45 and 11,712,620.10 is: 17,568,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944,672.30 : 20,917,008.45 = 11,712,620.10 : x
  2. Step 2: Convert to fraction form
    13,944,672.30/20,917,008.45 = 11,712,620.10/x
  3. Step 3: Cross multiply
    13,944,672.30x = 20,917,008.45 × 11,712,620.10
  4. Step 4: Simplify right side
    13,944,672.30x = 244,992,973,603,339.84
  5. Step 5: Solve for x
    x = 244,992,973,603,339.84/13,944,672.30
  6. Step 6: Final answer
    x = 17,568,930.15

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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.