Home / 18,362,270.10-27,519,785.55-11,166,165.30

Finding the Fourth Proportional to 18,362,270.10, 27,519,785.55 and 11,166,165.30

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Solution

The fourth proportional to 18,362,270.10, 27,519,785.55 and 11,166,165.30 is: 16,734,884.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362,270.10 : 27,519,785.55 = 11,166,165.30 : x
  2. Step 2: Convert to fraction form
    18,362,270.10/27,519,785.55 = 11,166,165.30/x
  3. Step 3: Cross multiply
    18,362,270.10x = 27,519,785.55 × 11,166,165.30
  4. Step 4: Simplify right side
    18,362,270.10x = 307,290,474,471,851.44
  5. Step 5: Solve for x
    x = 307,290,474,471,851.44/18,362,270.10
  6. Step 6: Final answer
    x = 16,734,884.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.