Home / 8,120,164.25-11,203,067.97-4,632,997.88

Finding the Fourth Proportional to 8,120,164.25, 11,203,067.97 and 4,632,997.88

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Solution

The fourth proportional to 8,120,164.25, 11,203,067.97 and 4,632,997.88 is: 6,391,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,164.25 : 11,203,067.97 = 4,632,997.88 : x
  2. Step 2: Convert to fraction form
    8,120,164.25/11,203,067.97 = 4,632,997.88/x
  3. Step 3: Cross multiply
    8,120,164.25x = 11,203,067.97 × 4,632,997.88
  4. Step 4: Simplify right side
    8,120,164.25x = 51,903,790,144,490.95
  5. Step 5: Solve for x
    x = 51,903,790,144,490.95/8,120,164.25
  6. Step 6: Final answer
    x = 6,391,963.08

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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.