Home / 18,027,699.39-27,068,564.00-15,606,321.33

Finding the Fourth Proportional to 18,027,699.39, 27,068,564.00 and 15,606,321.33

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Solution

The fourth proportional to 18,027,699.39, 27,068,564.00 and 15,606,321.33 is: 23,432,868.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027,699.39 : 27,068,564.00 = 15,606,321.33 : x
  2. Step 2: Convert to fraction form
    18,027,699.39/27,068,564.00 = 15,606,321.33/x
  3. Step 3: Cross multiply
    18,027,699.39x = 27,068,564.00 × 15,606,321.33
  4. Step 4: Simplify right side
    18,027,699.39x = 422,440,707,647,638.56
  5. Step 5: Solve for x
    x = 422,440,707,647,638.56/18,027,699.39
  6. Step 6: Final answer
    x = 23,432,868.42

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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.