Home / 9,121,093.56-13,654,363.86-5,515,949.88

Finding the Fourth Proportional to 9,121,093.56, 13,654,363.86 and 5,515,949.88

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Solution

The fourth proportional to 9,121,093.56, 13,654,363.86 and 5,515,949.88 is: 8,257,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,093.56 : 13,654,363.86 = 5,515,949.88 : x
  2. Step 2: Convert to fraction form
    9,121,093.56/13,654,363.86 = 5,515,949.88/x
  3. Step 3: Cross multiply
    9,121,093.56x = 13,654,363.86 × 5,515,949.88
  4. Step 4: Simplify right side
    9,121,093.56x = 75,316,786,695,043.33
  5. Step 5: Solve for x
    x = 75,316,786,695,043.33/9,121,093.56
  6. Step 6: Final answer
    x = 8,257,429.46

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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.