Home / 38,640,018.20-57,960,027.30-29,003,221.40

Finding the Fourth Proportional to 38,640,018.20, 57,960,027.30 and 29,003,221.40

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Solution

The fourth proportional to 38,640,018.20, 57,960,027.30 and 29,003,221.40 is: 43,504,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,640,018.20 : 57,960,027.30 = 29,003,221.40 : x
  2. Step 2: Convert to fraction form
    38,640,018.20/57,960,027.30 = 29,003,221.40/x
  3. Step 3: Cross multiply
    38,640,018.20x = 57,960,027.30 × 29,003,221.40
  4. Step 4: Simplify right side
    38,640,018.20x = 1,681,027,504,131,944
  5. Step 5: Solve for x
    x = 1,681,027,504,131,944/38,640,018.20
  6. Step 6: Final answer
    x = 43,504,832.10

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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.