Home / 38,248,472.44-52,784,763.33-21,508,480.41

Finding the Fourth Proportional to 38,248,472.44, 52,784,763.33 and 21,508,480.41

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Solution

The fourth proportional to 38,248,472.44, 52,784,763.33 and 21,508,480.41 is: 29,682,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248,472.44 : 52,784,763.33 = 21,508,480.41 : x
  2. Step 2: Convert to fraction form
    38,248,472.44/52,784,763.33 = 21,508,480.41/x
  3. Step 3: Cross multiply
    38,248,472.44x = 52,784,763.33 × 21,508,480.41
  4. Step 4: Simplify right side
    38,248,472.44x = 1,135,320,048,029,791.25
  5. Step 5: Solve for x
    x = 1,135,320,048,029,791.25/38,248,472.44
  6. Step 6: Final answer
    x = 29,682,755.30

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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.