Home / 19,930,556.20-29,895,834.30-19,552,642.60

Finding the Fourth Proportional to 19,930,556.20, 29,895,834.30 and 19,552,642.60

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Solution

The fourth proportional to 19,930,556.20, 29,895,834.30 and 19,552,642.60 is: 29,328,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930,556.20 : 29,895,834.30 = 19,552,642.60 : x
  2. Step 2: Convert to fraction form
    19,930,556.20/29,895,834.30 = 19,552,642.60/x
  3. Step 3: Cross multiply
    19,930,556.20x = 29,895,834.30 × 19,552,642.60
  4. Step 4: Simplify right side
    19,930,556.20x = 584,542,563,296,721.25
  5. Step 5: Solve for x
    x = 584,542,563,296,721.25/19,930,556.20
  6. Step 6: Final answer
    x = 29,328,963.90

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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.