Home / 11,891,287.72-16,410,193.32-6,735,719.80

Finding the Fourth Proportional to 11,891,287.72, 16,410,193.32 and 6,735,719.80

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Solution

The fourth proportional to 11,891,287.72, 16,410,193.32 and 6,735,719.80 is: 9,295,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891,287.72 : 16,410,193.32 = 6,735,719.80 : x
  2. Step 2: Convert to fraction form
    11,891,287.72/16,410,193.32 = 6,735,719.80/x
  3. Step 3: Cross multiply
    11,891,287.72x = 16,410,193.32 × 6,735,719.80
  4. Step 4: Simplify right side
    11,891,287.72x = 110,534,464,067,351.73
  5. Step 5: Solve for x
    x = 110,534,464,067,351.73/11,891,287.72
  6. Step 6: Final answer
    x = 9,295,415.83

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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.