Home / 18,151,032.72-27,226,450.44-10,469,698.32

Finding the Fourth Proportional to 18,151,032.72, 27,226,450.44 and 10,469,698.32

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Solution

The fourth proportional to 18,151,032.72, 27,226,450.44 and 10,469,698.32 is: 15,704,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,032.72 : 27,226,450.44 = 10,469,698.32 : x
  2. Step 2: Convert to fraction form
    18,151,032.72/27,226,450.44 = 10,469,698.32/x
  3. Step 3: Cross multiply
    18,151,032.72x = 27,226,450.44 × 10,469,698.32
  4. Step 4: Simplify right side
    18,151,032.72x = 285,052,722,431,231.31
  5. Step 5: Solve for x
    x = 285,052,722,431,231.31/18,151,032.72
  6. Step 6: Final answer
    x = 15,704,490.58

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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.