Home / 11,561,002.54-15,917,784.48-9,815,218.90

Finding the Fourth Proportional to 11,561,002.54, 15,917,784.48 and 9,815,218.90

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Solution

The fourth proportional to 11,561,002.54, 15,917,784.48 and 9,815,218.90 is: 13,514,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561,002.54 : 15,917,784.48 = 9,815,218.90 : x
  2. Step 2: Convert to fraction form
    11,561,002.54/15,917,784.48 = 9,815,218.90/x
  3. Step 3: Cross multiply
    11,561,002.54x = 15,917,784.48 × 9,815,218.90
  4. Step 4: Simplify right side
    11,561,002.54x = 156,236,539,074,222.69
  5. Step 5: Solve for x
    x = 156,236,539,074,222.69/11,561,002.54
  6. Step 6: Final answer
    x = 13,514,099.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.