Home / 31,725,885-43,781,983.74-17,239,197

Finding the Fourth Proportional to 31,725,885, 43,781,983.74 and 17,239,197

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Solution

The fourth proportional to 31,725,885, 43,781,983.74 and 17,239,197 is: 23,790,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725,885 : 43,781,983.74 = 17,239,197 : x
  2. Step 2: Convert to fraction form
    31,725,885/43,781,983.74 = 17,239,197/x
  3. Step 3: Cross multiply
    31,725,885x = 43,781,983.74 × 17,239,197
  4. Step 4: Simplify right side
    31,725,885x = 754,766,242,744,656.88
  5. Step 5: Solve for x
    x = 754,766,242,744,656.88/31,725,885
  6. Step 6: Final answer
    x = 23,790,234.46

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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.