Home / 11,999,893.41-18,001,709.91-3,910,992.30

Finding the Fourth Proportional to 11,999,893.41, 18,001,709.91 and 3,910,992.30

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Solution

The fourth proportional to 11,999,893.41, 18,001,709.91 and 3,910,992.30 is: 5,867,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999,893.41 : 18,001,709.91 = 3,910,992.30 : x
  2. Step 2: Convert to fraction form
    11,999,893.41/18,001,709.91 = 3,910,992.30/x
  3. Step 3: Cross multiply
    11,999,893.41x = 18,001,709.91 × 3,910,992.30
  4. Step 4: Simplify right side
    11,999,893.41x = 70,404,548,844,843.69
  5. Step 5: Solve for x
    x = 70,404,548,844,843.69/11,999,893.41
  6. Step 6: Final answer
    x = 5,867,097.85

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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.