Home / 11,917,664.38-17,876,410.44-7,892,171.07

Finding the Fourth Proportional to 11,917,664.38, 17,876,410.44 and 7,892,171.07

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Solution

The fourth proportional to 11,917,664.38, 17,876,410.44 and 7,892,171.07 is: 11,838,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917,664.38 : 17,876,410.44 = 7,892,171.07 : x
  2. Step 2: Convert to fraction form
    11,917,664.38/17,876,410.44 = 7,892,171.07/x
  3. Step 3: Cross multiply
    11,917,664.38x = 17,876,410.44 × 7,892,171.07
  4. Step 4: Simplify right side
    11,917,664.38x = 141,083,689,310,014
  5. Step 5: Solve for x
    x = 141,083,689,310,014/11,917,664.38
  6. Step 6: Final answer
    x = 11,838,199.57

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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.