Home / 13,661,213.73-20,488,801.59-3,943,714.74

Finding the Fourth Proportional to 13,661,213.73, 20,488,801.59 and 3,943,714.74

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Solution

The fourth proportional to 13,661,213.73, 20,488,801.59 and 3,943,714.74 is: 5,914,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,661,213.73 : 20,488,801.59 = 3,943,714.74 : x
  2. Step 2: Convert to fraction form
    13,661,213.73/20,488,801.59 = 3,943,714.74/x
  3. Step 3: Cross multiply
    13,661,213.73x = 20,488,801.59 × 3,943,714.74
  4. Step 4: Simplify right side
    13,661,213.73x = 80,801,988,835,418.44
  5. Step 5: Solve for x
    x = 80,801,988,835,418.44/13,661,213.73
  6. Step 6: Final answer
    x = 5,914,700.58

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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.