Home / 4,156,663.92-5,740,158.06-3,930,223.56

Finding the Fourth Proportional to 4,156,663.92, 5,740,158.06 and 3,930,223.56

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Solution

The fourth proportional to 4,156,663.92, 5,740,158.06 and 3,930,223.56 is: 5,427,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,663.92 : 5,740,158.06 = 3,930,223.56 : x
  2. Step 2: Convert to fraction form
    4,156,663.92/5,740,158.06 = 3,930,223.56/x
  3. Step 3: Cross multiply
    4,156,663.92x = 5,740,158.06 × 3,930,223.56
  4. Step 4: Simplify right side
    4,156,663.92x = 22,560,104,445,535.89
  5. Step 5: Solve for x
    x = 22,560,104,445,535.89/4,156,663.92
  6. Step 6: Final answer
    x = 5,427,454.54

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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.