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Finding the Fourth Proportional to 16,682,643.60, 24,992,472.60 and 8,567,998.80

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Solution

The fourth proportional to 16,682,643.60, 24,992,472.60 and 8,567,998.80 is: 12,835,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682,643.60 : 24,992,472.60 = 8,567,998.80 : x
  2. Step 2: Convert to fraction form
    16,682,643.60/24,992,472.60 = 8,567,998.80/x
  3. Step 3: Cross multiply
    16,682,643.60x = 24,992,472.60 × 8,567,998.80
  4. Step 4: Simplify right side
    16,682,643.60x = 214,135,475,245,832.91
  5. Step 5: Solve for x
    x = 214,135,475,245,832.91/16,682,643.60
  6. Step 6: Final answer
    x = 12,835,823.89

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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.