Home / 39,327,080.06-54,274,601.66-21,689,432.33

Finding the Fourth Proportional to 39,327,080.06, 54,274,601.66 and 21,689,432.33

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Solution

The fourth proportional to 39,327,080.06, 54,274,601.66 and 21,689,432.33 is: 29,933,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327,080.06 : 54,274,601.66 = 21,689,432.33 : x
  2. Step 2: Convert to fraction form
    39,327,080.06/54,274,601.66 = 21,689,432.33/x
  3. Step 3: Cross multiply
    39,327,080.06x = 54,274,601.66 × 21,689,432.33
  4. Step 4: Simplify right side
    39,327,080.06x = 1,177,185,299,562,455.50
  5. Step 5: Solve for x
    x = 1,177,185,299,562,455.50/39,327,080.06
  6. Step 6: Final answer
    x = 29,933,198.65

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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.