Home / 31,725,820-43,781,894.04-17,239,132

Finding the Fourth Proportional to 31,725,820, 43,781,894.04 and 17,239,132

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Solution

The fourth proportional to 31,725,820, 43,781,894.04 and 17,239,132 is: 23,790,144.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725,820 : 43,781,894.04 = 17,239,132 : x
  2. Step 2: Convert to fraction form
    31,725,820/43,781,894.04 = 17,239,132/x
  3. Step 3: Cross multiply
    31,725,820x = 43,781,894.04 × 17,239,132
  4. Step 4: Simplify right side
    31,725,820x = 754,761,850,565,573.25
  5. Step 5: Solve for x
    x = 754,761,850,565,573.25/31,725,820
  6. Step 6: Final answer
    x = 23,790,144.76

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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.