Home / 18,028,940.36-27,043,174.32-4,382,047.09

Finding the Fourth Proportional to 18,028,940.36, 27,043,174.32 and 4,382,047.09

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Solution

The fourth proportional to 18,028,940.36, 27,043,174.32 and 4,382,047.09 is: 6,573,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,940.36 : 27,043,174.32 = 4,382,047.09 : x
  2. Step 2: Convert to fraction form
    18,028,940.36/27,043,174.32 = 4,382,047.09/x
  3. Step 3: Cross multiply
    18,028,940.36x = 27,043,174.32 × 4,382,047.09
  4. Step 4: Simplify right side
    18,028,940.36x = 118,504,463,350,690.02
  5. Step 5: Solve for x
    x = 118,504,463,350,690.02/18,028,940.36
  6. Step 6: Final answer
    x = 6,573,013.22

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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.