Home / 11,800,906.61-16,285,213.01-6,644,291.09

Finding the Fourth Proportional to 11,800,906.61, 16,285,213.01 and 6,644,291.09

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Solution

The fourth proportional to 11,800,906.61, 16,285,213.01 and 6,644,291.09 is: 9,169,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800,906.61 : 16,285,213.01 = 6,644,291.09 : x
  2. Step 2: Convert to fraction form
    11,800,906.61/16,285,213.01 = 6,644,291.09/x
  3. Step 3: Cross multiply
    11,800,906.61x = 16,285,213.01 × 6,644,291.09
  4. Step 4: Simplify right side
    11,800,906.61x = 108,203,695,636,279.73
  5. Step 5: Solve for x
    x = 108,203,695,636,279.73/11,800,906.61
  6. Step 6: Final answer
    x = 9,169,100.24

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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.