Home / 7,729,404.80-11,594,107.20-2,680,715.30

Finding the Fourth Proportional to 7,729,404.80, 11,594,107.20 and 2,680,715.30

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Solution

The fourth proportional to 7,729,404.80, 11,594,107.20 and 2,680,715.30 is: 4,021,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,404.80 : 11,594,107.20 = 2,680,715.30 : x
  2. Step 2: Convert to fraction form
    7,729,404.80/11,594,107.20 = 2,680,715.30/x
  3. Step 3: Cross multiply
    7,729,404.80x = 11,594,107.20 × 2,680,715.30
  4. Step 4: Simplify right side
    7,729,404.80x = 31,080,500,560,880.16
  5. Step 5: Solve for x
    x = 31,080,500,560,880.16/7,729,404.80
  6. Step 6: Final answer
    x = 4,021,072.95

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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.