Home / 45,217,144.44-67,798,408.93-20,284,989.55

Finding the Fourth Proportional to 45,217,144.44, 67,798,408.93 and 20,284,989.55

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Solution

The fourth proportional to 45,217,144.44, 67,798,408.93 and 20,284,989.55 is: 30,415,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217,144.44 : 67,798,408.93 = 20,284,989.55 : x
  2. Step 2: Convert to fraction form
    45,217,144.44/67,798,408.93 = 20,284,989.55/x
  3. Step 3: Cross multiply
    45,217,144.44x = 67,798,408.93 × 20,284,989.55
  4. Step 4: Simplify right side
    45,217,144.44x = 1,375,290,016,770,460
  5. Step 5: Solve for x
    x = 1,375,290,016,770,460/45,217,144.44
  6. Step 6: Final answer
    x = 30,415,233.73

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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.