Home / 68,917,736.01-103,376,231.82-39,752,671.89

Finding the Fourth Proportional to 68,917,736.01, 103,376,231.82 and 39,752,671.89

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Solution

The fourth proportional to 68,917,736.01, 103,376,231.82 and 39,752,671.89 is: 59,628,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917,736.01 : 103,376,231.82 = 39,752,671.89 : x
  2. Step 2: Convert to fraction form
    68,917,736.01/103,376,231.82 = 39,752,671.89/x
  3. Step 3: Cross multiply
    68,917,736.01x = 103,376,231.82 × 39,752,671.89
  4. Step 4: Simplify right side
    68,917,736.01x = 4,109,481,424,765,037.50
  5. Step 5: Solve for x
    x = 4,109,481,424,765,037.50/68,917,736.01
  6. Step 6: Final answer
    x = 59,628,793.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.