Home / 5,645,460.54-7,791,120.72-3,198,091.71

Finding the Fourth Proportional to 5,645,460.54, 7,791,120.72 and 3,198,091.71

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Solution

The fourth proportional to 5,645,460.54, 7,791,120.72 and 3,198,091.71 is: 4,413,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645,460.54 : 7,791,120.72 = 3,198,091.71 : x
  2. Step 2: Convert to fraction form
    5,645,460.54/7,791,120.72 = 3,198,091.71/x
  3. Step 3: Cross multiply
    5,645,460.54x = 7,791,120.72 × 3,198,091.71
  4. Step 4: Simplify right side
    5,645,460.54x = 24,916,718,586,241.23
  5. Step 5: Solve for x
    x = 24,916,718,586,241.23/5,645,460.54
  6. Step 6: Final answer
    x = 4,413,584.76

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Double scale
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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.