Home / 11,899,044.72-17,848,573.07-7,854,587.28

Finding the Fourth Proportional to 11,899,044.72, 17,848,573.07 and 7,854,587.28

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Solution

The fourth proportional to 11,899,044.72, 17,848,573.07 and 7,854,587.28 is: 11,781,884.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899,044.72 : 17,848,573.07 = 7,854,587.28 : x
  2. Step 2: Convert to fraction form
    11,899,044.72/17,848,573.07 = 7,854,587.28/x
  3. Step 3: Cross multiply
    11,899,044.72x = 17,848,573.07 × 7,854,587.28
  4. Step 4: Simplify right side
    11,899,044.72x = 140,193,174,962,499.62
  5. Step 5: Solve for x
    x = 140,193,174,962,499.62/11,899,044.72
  6. Step 6: Final answer
    x = 11,781,884.87

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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.