Home / 5,193,791.21-7,826,138.23-4,267,902.89

Finding the Fourth Proportional to 5,193,791.21, 7,826,138.23 and 4,267,902.89

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Solution

The fourth proportional to 5,193,791.21, 7,826,138.23 and 4,267,902.89 is: 6,430,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,791.21 : 7,826,138.23 = 4,267,902.89 : x
  2. Step 2: Convert to fraction form
    5,193,791.21/7,826,138.23 = 4,267,902.89/x
  3. Step 3: Cross multiply
    5,193,791.21x = 7,826,138.23 × 4,267,902.89
  4. Step 4: Simplify right side
    5,193,791.21x = 33,401,197,919,556.04
  5. Step 5: Solve for x
    x = 33,401,197,919,556.04/5,193,791.21
  6. Step 6: Final answer
    x = 6,430,985.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.