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Finding the Fourth Proportional to 7,364,114.40, 11,040,922.80 and 2,813,404.80

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Solution

The fourth proportional to 7,364,114.40, 11,040,922.80 and 2,813,404.80 is: 4,218,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364,114.40 : 11,040,922.80 = 2,813,404.80 : x
  2. Step 2: Convert to fraction form
    7,364,114.40/11,040,922.80 = 2,813,404.80/x
  3. Step 3: Cross multiply
    7,364,114.40x = 11,040,922.80 × 2,813,404.80
  4. Step 4: Simplify right side
    7,364,114.40x = 31,062,585,201,949.44
  5. Step 5: Solve for x
    x = 31,062,585,201,949.44/7,364,114.40
  6. Step 6: Final answer
    x = 4,218,101.94

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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.