Home / 11,945,229.78-16,483,942.23-7,052,028.06

Finding the Fourth Proportional to 11,945,229.78, 16,483,942.23 and 7,052,028.06

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Solution

The fourth proportional to 11,945,229.78, 16,483,942.23 and 7,052,028.06 is: 9,731,518.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,229.78 : 16,483,942.23 = 7,052,028.06 : x
  2. Step 2: Convert to fraction form
    11,945,229.78/16,483,942.23 = 7,052,028.06/x
  3. Step 3: Cross multiply
    11,945,229.78x = 16,483,942.23 × 7,052,028.06
  4. Step 4: Simplify right side
    11,945,229.78x = 116,245,223,145,378.97
  5. Step 5: Solve for x
    x = 116,245,223,145,378.97/11,945,229.78
  6. Step 6: Final answer
    x = 9,731,518.38

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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.