Home / 7,223,355.88-9,967,966.43-3,960,099.16

Finding the Fourth Proportional to 7,223,355.88, 9,967,966.43 and 3,960,099.16

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Solution

The fourth proportional to 7,223,355.88, 9,967,966.43 and 3,960,099.16 is: 5,464,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,355.88 : 9,967,966.43 = 3,960,099.16 : x
  2. Step 2: Convert to fraction form
    7,223,355.88/9,967,966.43 = 3,960,099.16/x
  3. Step 3: Cross multiply
    7,223,355.88x = 9,967,966.43 × 3,960,099.16
  4. Step 4: Simplify right side
    7,223,355.88x = 39,474,135,471,331.53
  5. Step 5: Solve for x
    x = 39,474,135,471,331.53/7,223,355.88
  6. Step 6: Final answer
    x = 5,464,791.73

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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.