Home / 22,503,777.62-31,055,308.27-12,190,500.71

Finding the Fourth Proportional to 22,503,777.62, 31,055,308.27 and 12,190,500.71

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Solution

The fourth proportional to 22,503,777.62, 31,055,308.27 and 12,190,500.71 is: 16,822,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503,777.62 : 31,055,308.27 = 12,190,500.71 : x
  2. Step 2: Convert to fraction form
    22,503,777.62/31,055,308.27 = 12,190,500.71/x
  3. Step 3: Cross multiply
    22,503,777.62x = 31,055,308.27 × 12,190,500.71
  4. Step 4: Simplify right side
    22,503,777.62x = 378,579,757,445,408.50
  5. Step 5: Solve for x
    x = 378,579,757,445,408.50/22,503,777.62
  6. Step 6: Final answer
    x = 16,822,942.53

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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.