Home / 6,864,934.50-9,473,609.61-3,809,640.42

Finding the Fourth Proportional to 6,864,934.50, 9,473,609.61 and 3,809,640.42

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Solution

The fourth proportional to 6,864,934.50, 9,473,609.61 and 3,809,640.42 is: 5,257,303.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,934.50 : 9,473,609.61 = 3,809,640.42 : x
  2. Step 2: Convert to fraction form
    6,864,934.50/9,473,609.61 = 3,809,640.42/x
  3. Step 3: Cross multiply
    6,864,934.50x = 9,473,609.61 × 3,809,640.42
  4. Step 4: Simplify right side
    6,864,934.50x = 36,091,046,093,556.43
  5. Step 5: Solve for x
    x = 36,091,046,093,556.43/6,864,934.50
  6. Step 6: Final answer
    x = 5,257,303.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.