Home / 8,055,141.96-12,081,512.79-2,663,820.57

Finding the Fourth Proportional to 8,055,141.96, 12,081,512.79 and 2,663,820.57

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Solution

The fourth proportional to 8,055,141.96, 12,081,512.79 and 2,663,820.57 is: 3,995,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,141.96 : 12,081,512.79 = 2,663,820.57 : x
  2. Step 2: Convert to fraction form
    8,055,141.96/12,081,512.79 = 2,663,820.57/x
  3. Step 3: Cross multiply
    8,055,141.96x = 12,081,512.79 × 2,663,820.57
  4. Step 4: Simplify right side
    8,055,141.96x = 32,182,982,286,720.09
  5. Step 5: Solve for x
    x = 32,182,982,286,720.09/8,055,141.96
  6. Step 6: Final answer
    x = 3,995,333.97

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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.