Home / 36,885,759.30-50,906,831.83-21,415,843.94

Finding the Fourth Proportional to 36,885,759.30, 50,906,831.83 and 21,415,843.94

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Solution

The fourth proportional to 36,885,759.30, 50,906,831.83 and 21,415,843.94 is: 29,556,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,885,759.30 : 50,906,831.83 = 21,415,843.94 : x
  2. Step 2: Convert to fraction form
    36,885,759.30/50,906,831.83 = 21,415,843.94/x
  3. Step 3: Cross multiply
    36,885,759.30x = 50,906,831.83 × 21,415,843.94
  4. Step 4: Simplify right side
    36,885,759.30x = 1,090,212,765,951,104.62
  5. Step 5: Solve for x
    x = 1,090,212,765,951,104.62/36,885,759.30
  6. Step 6: Final answer
    x = 29,556,468.04

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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.