Home / 21,810,414.80-32,715,622.20-17,558,886.80

Finding the Fourth Proportional to 21,810,414.80, 32,715,622.20 and 17,558,886.80

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Solution

The fourth proportional to 21,810,414.80, 32,715,622.20 and 17,558,886.80 is: 26,338,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,810,414.80 : 32,715,622.20 = 17,558,886.80 : x
  2. Step 2: Convert to fraction form
    21,810,414.80/32,715,622.20 = 17,558,886.80/x
  3. Step 3: Cross multiply
    21,810,414.80x = 32,715,622.20 × 17,558,886.80
  4. Step 4: Simplify right side
    21,810,414.80x = 574,449,906,801,367
  5. Step 5: Solve for x
    x = 574,449,906,801,367/21,810,414.80
  6. Step 6: Final answer
    x = 26,338,330.20

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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.