Home / 18,194,436.26-27,275,587.22-7,420,749.38

Finding the Fourth Proportional to 18,194,436.26, 27,275,587.22 and 7,420,749.38

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Solution

The fourth proportional to 18,194,436.26, 27,275,587.22 and 7,420,749.38 is: 11,124,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,436.26 : 27,275,587.22 = 7,420,749.38 : x
  2. Step 2: Convert to fraction form
    18,194,436.26/27,275,587.22 = 7,420,749.38/x
  3. Step 3: Cross multiply
    18,194,436.26x = 27,275,587.22 × 7,420,749.38
  4. Step 4: Simplify right side
    18,194,436.26x = 202,405,296,951,950.91
  5. Step 5: Solve for x
    x = 202,405,296,951,950.91/18,194,436.26
  6. Step 6: Final answer
    x = 11,124,570.94

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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.