Home / 55,274,593.44-82,922,517.36-21,193,281.36

Finding the Fourth Proportional to 55,274,593.44, 82,922,517.36 and 21,193,281.36

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Solution

The fourth proportional to 55,274,593.44, 82,922,517.36 and 21,193,281.36 is: 31,793,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,274,593.44 : 82,922,517.36 = 21,193,281.36 : x
  2. Step 2: Convert to fraction form
    55,274,593.44/82,922,517.36 = 21,193,281.36/x
  3. Step 3: Cross multiply
    55,274,593.44x = 82,922,517.36 × 21,193,281.36
  4. Step 4: Simplify right side
    55,274,593.44x = 1,757,400,241,489,964.25
  5. Step 5: Solve for x
    x = 1,757,400,241,489,964.25/55,274,593.44
  6. Step 6: Final answer
    x = 31,793,996.70

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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.