Home / 7,876,899.45-11,814,299.33-2,196,648.09

Finding the Fourth Proportional to 7,876,899.45, 11,814,299.33 and 2,196,648.09

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Solution

The fourth proportional to 7,876,899.45, 11,814,299.33 and 2,196,648.09 is: 3,294,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,899.45 : 11,814,299.33 = 2,196,648.09 : x
  2. Step 2: Convert to fraction form
    7,876,899.45/11,814,299.33 = 2,196,648.09/x
  3. Step 3: Cross multiply
    7,876,899.45x = 11,814,299.33 × 2,196,648.09
  4. Step 4: Simplify right side
    7,876,899.45x = 25,951,858,046,949.54
  5. Step 5: Solve for x
    x = 25,951,858,046,949.54/7,876,899.45
  6. Step 6: Final answer
    x = 3,294,679.36

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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.