Home / 81,445,710.92-112,394,073.30-44,775,961.16

Finding the Fourth Proportional to 81,445,710.92, 112,394,073.30 and 44,775,961.16

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Solution

The fourth proportional to 81,445,710.92, 112,394,073.30 and 44,775,961.16 is: 61,790,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,445,710.92 : 112,394,073.30 = 44,775,961.16 : x
  2. Step 2: Convert to fraction form
    81,445,710.92/112,394,073.30 = 44,775,961.16/x
  3. Step 3: Cross multiply
    81,445,710.92x = 112,394,073.30 × 44,775,961.16
  4. Step 4: Simplify right side
    81,445,710.92x = 5,032,552,660,694,992
  5. Step 5: Solve for x
    x = 5,032,552,660,694,992/81,445,710.92
  6. Step 6: Final answer
    x = 61,790,272.36

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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.