Home / 11,917,112.88-17,853,115.68-7,044,832.20

Finding the Fourth Proportional to 11,917,112.88, 17,853,115.68 and 7,044,832.20

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Solution

The fourth proportional to 11,917,112.88, 17,853,115.68 and 7,044,832.20 is: 10,553,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917,112.88 : 17,853,115.68 = 7,044,832.20 : x
  2. Step 2: Convert to fraction form
    11,917,112.88/17,853,115.68 = 7,044,832.20/x
  3. Step 3: Cross multiply
    11,917,112.88x = 17,853,115.68 × 7,044,832.20
  4. Step 4: Simplify right side
    11,917,112.88x = 125,772,204,212,788.89
  5. Step 5: Solve for x
    x = 125,772,204,212,788.89/11,917,112.88
  6. Step 6: Final answer
    x = 10,553,915.66

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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.