Home / 7,318,121.37-10,098,997.49-4,055,147.34

Finding the Fourth Proportional to 7,318,121.37, 10,098,997.49 and 4,055,147.34

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Solution

The fourth proportional to 7,318,121.37, 10,098,997.49 and 4,055,147.34 is: 5,596,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,121.37 : 10,098,997.49 = 4,055,147.34 : x
  2. Step 2: Convert to fraction form
    7,318,121.37/10,098,997.49 = 4,055,147.34/x
  3. Step 3: Cross multiply
    7,318,121.37x = 10,098,997.49 × 4,055,147.34
  4. Step 4: Simplify right side
    7,318,121.37x = 40,952,922,787,964.44
  5. Step 5: Solve for x
    x = 40,952,922,787,964.44/7,318,121.37
  6. Step 6: Final answer
    x = 5,596,097.78

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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.