Home / 6,381,020.67-8,806,553.01-3,628,120.58

Finding the Fourth Proportional to 6,381,020.67, 8,806,553.01 and 3,628,120.58

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Solution

The fourth proportional to 6,381,020.67, 8,806,553.01 and 3,628,120.58 is: 5,007,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,020.67 : 8,806,553.01 = 3,628,120.58 : x
  2. Step 2: Convert to fraction form
    6,381,020.67/8,806,553.01 = 3,628,120.58/x
  3. Step 3: Cross multiply
    6,381,020.67x = 8,806,553.01 × 3,628,120.58
  4. Step 4: Simplify right side
    6,381,020.67x = 31,951,236,203,433.75
  5. Step 5: Solve for x
    x = 31,951,236,203,433.75/6,381,020.67
  6. Step 6: Final answer
    x = 5,007,229.70

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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.