Home / 5,148,152.92-7,102,691.31-2,941,432.38

Finding the Fourth Proportional to 5,148,152.92, 7,102,691.31 and 2,941,432.38

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Solution

The fourth proportional to 5,148,152.92, 7,102,691.31 and 2,941,432.38 is: 4,058,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,152.92 : 7,102,691.31 = 2,941,432.38 : x
  2. Step 2: Convert to fraction form
    5,148,152.92/7,102,691.31 = 2,941,432.38/x
  3. Step 3: Cross multiply
    5,148,152.92x = 7,102,691.31 × 2,941,432.38
  4. Step 4: Simplify right side
    5,148,152.92x = 20,892,086,215,408.99
  5. Step 5: Solve for x
    x = 20,892,086,215,408.99/5,148,152.92
  6. Step 6: Final answer
    x = 4,058,171.26

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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.