Home / 11,910,883.98-17,858,485.62-7,855,005

Finding the Fourth Proportional to 11,910,883.98, 17,858,485.62 and 7,855,005

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Solution

The fourth proportional to 11,910,883.98, 17,858,485.62 and 7,855,005 is: 11,777,336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910,883.98 : 17,858,485.62 = 7,855,005 : x
  2. Step 2: Convert to fraction form
    11,910,883.98/17,858,485.62 = 7,855,005/x
  3. Step 3: Cross multiply
    11,910,883.98x = 17,858,485.62 × 7,855,005
  4. Step 4: Simplify right side
    11,910,883.98x = 140,278,493,837,528.11
  5. Step 5: Solve for x
    x = 140,278,493,837,528.11/11,910,883.98
  6. Step 6: Final answer
    x = 11,777,336.94

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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.