Home / 28,447,469.20-42,608,218.20-23,408,621.20

Finding the Fourth Proportional to 28,447,469.20, 42,608,218.20 and 23,408,621.20

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Solution

The fourth proportional to 28,447,469.20, 42,608,218.20 and 23,408,621.20 is: 35,061,102.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,469.20 : 42,608,218.20 = 23,408,621.20 : x
  2. Step 2: Convert to fraction form
    28,447,469.20/42,608,218.20 = 23,408,621.20/x
  3. Step 3: Cross multiply
    28,447,469.20x = 42,608,218.20 × 23,408,621.20
  4. Step 4: Simplify right side
    28,447,469.20x = 997,399,639,850,745.88
  5. Step 5: Solve for x
    x = 997,399,639,850,745.88/28,447,469.20
  6. Step 6: Final answer
    x = 35,061,102.72

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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.