Home / 5,168,217-7,132,374.36-2,876,524.56

Finding the Fourth Proportional to 5,168,217, 7,132,374.36 and 2,876,524.56

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Solution

The fourth proportional to 5,168,217, 7,132,374.36 and 2,876,524.56 is: 3,969,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,217 : 7,132,374.36 = 2,876,524.56 : x
  2. Step 2: Convert to fraction form
    5,168,217/7,132,374.36 = 2,876,524.56/x
  3. Step 3: Cross multiply
    5,168,217x = 7,132,374.36 × 2,876,524.56
  4. Step 4: Simplify right side
    5,168,217x = 20,516,450,017,654.28
  5. Step 5: Solve for x
    x = 20,516,450,017,654.28/5,168,217
  6. Step 6: Final answer
    x = 3,969,734.63

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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.