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Finding the Fourth Proportional to 8,976,891.88, 13,467,093.90 and 3,297,158.92

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Solution

The fourth proportional to 8,976,891.88, 13,467,093.90 and 3,297,158.92 is: 4,946,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976,891.88 : 13,467,093.90 = 3,297,158.92 : x
  2. Step 2: Convert to fraction form
    8,976,891.88/13,467,093.90 = 3,297,158.92/x
  3. Step 3: Cross multiply
    8,976,891.88x = 13,467,093.90 × 3,297,158.92
  4. Step 4: Simplify right side
    8,976,891.88x = 44,403,148,778,862.59
  5. Step 5: Solve for x
    x = 44,403,148,778,862.59/8,976,891.88
  6. Step 6: Final answer
    x = 4,946,383.38

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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.