Home / 18,191,301.30-27,286,951.95-11,734,293.15

Finding the Fourth Proportional to 18,191,301.30, 27,286,951.95 and 11,734,293.15

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Solution

The fourth proportional to 18,191,301.30, 27,286,951.95 and 11,734,293.15 is: 17,601,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,301.30 : 27,286,951.95 = 11,734,293.15 : x
  2. Step 2: Convert to fraction form
    18,191,301.30/27,286,951.95 = 11,734,293.15/x
  3. Step 3: Cross multiply
    18,191,301.30x = 27,286,951.95 × 11,734,293.15
  4. Step 4: Simplify right side
    18,191,301.30x = 320,193,093,351,264.12
  5. Step 5: Solve for x
    x = 320,193,093,351,264.12/18,191,301.30
  6. Step 6: Final answer
    x = 17,601,439.73

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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.