Home / 81,326,875.77-112,231,223.87-44,659,769.85

Finding the Fourth Proportional to 81,326,875.77, 112,231,223.87 and 44,659,769.85

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Solution

The fourth proportional to 81,326,875.77, 112,231,223.87 and 44,659,769.85 is: 61,630,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,326,875.77 : 112,231,223.87 = 44,659,769.85 : x
  2. Step 2: Convert to fraction form
    81,326,875.77/112,231,223.87 = 44,659,769.85/x
  3. Step 3: Cross multiply
    81,326,875.77x = 112,231,223.87 × 44,659,769.85
  4. Step 4: Simplify right side
    81,326,875.77x = 5,012,220,627,794,727
  5. Step 5: Solve for x
    x = 5,012,220,627,794,727/81,326,875.77
  6. Step 6: Final answer
    x = 61,630,556.69

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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.