Home / 67,361,049.90-101,040,901.25-21,302,926.79

Finding the Fourth Proportional to 67,361,049.90, 101,040,901.25 and 21,302,926.79

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Solution

The fourth proportional to 67,361,049.90, 101,040,901.25 and 21,302,926.79 is: 31,954,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361,049.90 : 101,040,901.25 = 21,302,926.79 : x
  2. Step 2: Convert to fraction form
    67,361,049.90/101,040,901.25 = 21,302,926.79/x
  3. Step 3: Cross multiply
    67,361,049.90x = 101,040,901.25 × 21,302,926.79
  4. Step 4: Simplify right side
    67,361,049.90x = 2,152,466,921,512,650.50
  5. Step 5: Solve for x
    x = 2,152,466,921,512,650.50/67,361,049.90
  6. Step 6: Final answer
    x = 31,954,177.15

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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.