Home / 42,694,512.12-58,917,712.26-23,115,241.53

Finding the Fourth Proportional to 42,694,512.12, 58,917,712.26 and 23,115,241.53

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Solution

The fourth proportional to 42,694,512.12, 58,917,712.26 and 23,115,241.53 is: 31,898,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,694,512.12 : 58,917,712.26 = 23,115,241.53 : x
  2. Step 2: Convert to fraction form
    42,694,512.12/58,917,712.26 = 23,115,241.53/x
  3. Step 3: Cross multiply
    42,694,512.12x = 58,917,712.26 × 23,115,241.53
  4. Step 4: Simplify right side
    42,694,512.12x = 1,361,897,149,284,942.25
  5. Step 5: Solve for x
    x = 1,361,897,149,284,942.25/42,694,512.12
  6. Step 6: Final answer
    x = 31,898,646.49

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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.