Home / 7,002,922.20-9,664,013.20-3,905,448.46

Finding the Fourth Proportional to 7,002,922.20, 9,664,013.20 and 3,905,448.46

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Solution

The fourth proportional to 7,002,922.20, 9,664,013.20 and 3,905,448.46 is: 5,389,508.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,922.20 : 9,664,013.20 = 3,905,448.46 : x
  2. Step 2: Convert to fraction form
    7,002,922.20/9,664,013.20 = 3,905,448.46/x
  3. Step 3: Cross multiply
    7,002,922.20x = 9,664,013.20 × 3,905,448.46
  4. Step 4: Simplify right side
    7,002,922.20x = 37,742,305,469,359.67
  5. Step 5: Solve for x
    x = 37,742,305,469,359.67/7,002,922.20
  6. Step 6: Final answer
    x = 5,389,508.04

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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.