Home / 23,164,793.88-31,968,930.12-13,375,650.72

Finding the Fourth Proportional to 23,164,793.88, 31,968,930.12 and 13,375,650.72

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Solution

The fourth proportional to 23,164,793.88, 31,968,930.12 and 13,375,650.72 is: 18,459,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,164,793.88 : 31,968,930.12 = 13,375,650.72 : x
  2. Step 2: Convert to fraction form
    23,164,793.88/31,968,930.12 = 13,375,650.72/x
  3. Step 3: Cross multiply
    23,164,793.88x = 31,968,930.12 × 13,375,650.72
  4. Step 4: Simplify right side
    23,164,793.88x = 427,605,243,177,207.75
  5. Step 5: Solve for x
    x = 427,605,243,177,207.75/23,164,793.88
  6. Step 6: Final answer
    x = 18,459,272.52

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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.