Home / 18,945,476.67-26,138,789.46-11,595,647.64

Finding the Fourth Proportional to 18,945,476.67, 26,138,789.46 and 11,595,647.64

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Solution

The fourth proportional to 18,945,476.67, 26,138,789.46 and 11,595,647.64 is: 15,998,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,945,476.67 : 26,138,789.46 = 11,595,647.64 : x
  2. Step 2: Convert to fraction form
    18,945,476.67/26,138,789.46 = 11,595,647.64/x
  3. Step 3: Cross multiply
    18,945,476.67x = 26,138,789.46 × 11,595,647.64
  4. Step 4: Simplify right side
    18,945,476.67x = 303,096,192,314,305.88
  5. Step 5: Solve for x
    x = 303,096,192,314,305.88/18,945,476.67
  6. Step 6: Final answer
    x = 15,998,340.80

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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.