Home / 26,467,964.97-39,701,978.31-8,272,255.50

Finding the Fourth Proportional to 26,467,964.97, 39,701,978.31 and 8,272,255.50

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Solution

The fourth proportional to 26,467,964.97, 39,701,978.31 and 8,272,255.50 is: 12,408,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,467,964.97 : 39,701,978.31 = 8,272,255.50 : x
  2. Step 2: Convert to fraction form
    26,467,964.97/39,701,978.31 = 8,272,255.50/x
  3. Step 3: Cross multiply
    26,467,964.97x = 39,701,978.31 × 8,272,255.50
  4. Step 4: Simplify right side
    26,467,964.97x = 328,424,908,435,778.25
  5. Step 5: Solve for x
    x = 328,424,908,435,778.25/26,467,964.97
  6. Step 6: Final answer
    x = 12,408,392.89

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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.