Home / 21,340,483.44-29,449,868.59-11,682,691.44

Finding the Fourth Proportional to 21,340,483.44, 29,449,868.59 and 11,682,691.44

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Solution

The fourth proportional to 21,340,483.44, 29,449,868.59 and 11,682,691.44 is: 16,122,114.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,483.44 : 29,449,868.59 = 11,682,691.44 : x
  2. Step 2: Convert to fraction form
    21,340,483.44/29,449,868.59 = 11,682,691.44/x
  3. Step 3: Cross multiply
    21,340,483.44x = 29,449,868.59 × 11,682,691.44
  4. Step 4: Simplify right side
    21,340,483.44x = 344,053,727,627,104.44
  5. Step 5: Solve for x
    x = 344,053,727,627,104.44/21,340,483.44
  6. Step 6: Final answer
    x = 16,122,114.97

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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.