Home / 11,945,230.78-16,483,943.61-7,052,029.06

Finding the Fourth Proportional to 11,945,230.78, 16,483,943.61 and 7,052,029.06

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Solution

The fourth proportional to 11,945,230.78, 16,483,943.61 and 7,052,029.06 is: 9,731,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,230.78 : 16,483,943.61 = 7,052,029.06 : x
  2. Step 2: Convert to fraction form
    11,945,230.78/16,483,943.61 = 7,052,029.06/x
  3. Step 3: Cross multiply
    11,945,230.78x = 16,483,943.61 × 7,052,029.06
  4. Step 4: Simplify right side
    11,945,230.78x = 116,245,249,361,121.30
  5. Step 5: Solve for x
    x = 116,245,249,361,121.30/11,945,230.78
  6. Step 6: Final answer
    x = 9,731,519.76

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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.