Home / 81,326,873.52-112,231,220.76-44,659,767.60

Finding the Fourth Proportional to 81,326,873.52, 112,231,220.76 and 44,659,767.60

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Solution

The fourth proportional to 81,326,873.52, 112,231,220.76 and 44,659,767.60 is: 61,630,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,326,873.52 : 112,231,220.76 = 44,659,767.60 : x
  2. Step 2: Convert to fraction form
    81,326,873.52/112,231,220.76 = 44,659,767.60/x
  3. Step 3: Cross multiply
    81,326,873.52x = 112,231,220.76 × 44,659,767.60
  4. Step 4: Simplify right side
    81,326,873.52x = 5,012,220,236,605,896
  5. Step 5: Solve for x
    x = 5,012,220,236,605,896/81,326,873.52
  6. Step 6: Final answer
    x = 61,630,553.59

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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.