Home / 5,387,612.76-7,435,863.86-3,212,293.77

Finding the Fourth Proportional to 5,387,612.76, 7,435,863.86 and 3,212,293.77

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Solution

The fourth proportional to 5,387,612.76, 7,435,863.86 and 3,212,293.77 is: 4,433,536.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,612.76 : 7,435,863.86 = 3,212,293.77 : x
  2. Step 2: Convert to fraction form
    5,387,612.76/7,435,863.86 = 3,212,293.77/x
  3. Step 3: Cross multiply
    5,387,612.76x = 7,435,863.86 × 3,212,293.77
  4. Step 4: Simplify right side
    5,387,612.76x = 23,886,179,135,984.68
  5. Step 5: Solve for x
    x = 23,886,179,135,984.68/5,387,612.76
  6. Step 6: Final answer
    x = 4,433,536.74

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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.