Home / 13,077,310.35-18,049,186.76-8,659,243.41

Finding the Fourth Proportional to 13,077,310.35, 18,049,186.76 and 8,659,243.41

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Solution

The fourth proportional to 13,077,310.35, 18,049,186.76 and 8,659,243.41 is: 11,951,410.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077,310.35 : 18,049,186.76 = 8,659,243.41 : x
  2. Step 2: Convert to fraction form
    13,077,310.35/18,049,186.76 = 8,659,243.41/x
  3. Step 3: Cross multiply
    13,077,310.35x = 18,049,186.76 × 8,659,243.41
  4. Step 4: Simplify right side
    13,077,310.35x = 156,292,301,464,093.03
  5. Step 5: Solve for x
    x = 156,292,301,464,093.03/13,077,310.35
  6. Step 6: Final answer
    x = 11,951,410.29

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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.