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Finding the Fourth Proportional to 16,603,712.80, 24,910,234.80 and 8,084,327.20

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Solution

The fourth proportional to 16,603,712.80, 24,910,234.80 and 8,084,327.20 is: 12,128,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603,712.80 : 24,910,234.80 = 8,084,327.20 : x
  2. Step 2: Convert to fraction form
    16,603,712.80/24,910,234.80 = 8,084,327.20/x
  3. Step 3: Cross multiply
    16,603,712.80x = 24,910,234.80 × 8,084,327.20
  4. Step 4: Simplify right side
    16,603,712.80x = 201,382,488,752,026.56
  5. Step 5: Solve for x
    x = 201,382,488,752,026.56/16,603,712.80
  6. Step 6: Final answer
    x = 12,128,762.47

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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.