Home / 6,865,507.39-9,474,843.06-3,809,721.64

Finding the Fourth Proportional to 6,865,507.39, 9,474,843.06 and 3,809,721.64

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Solution

The fourth proportional to 6,865,507.39, 9,474,843.06 and 3,809,721.64 is: 5,257,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,507.39 : 9,474,843.06 = 3,809,721.64 : x
  2. Step 2: Convert to fraction form
    6,865,507.39/9,474,843.06 = 3,809,721.64/x
  3. Step 3: Cross multiply
    6,865,507.39x = 9,474,843.06 × 3,809,721.64
  4. Step 4: Simplify right side
    6,865,507.39x = 36,096,514,641,285.82
  5. Step 5: Solve for x
    x = 36,096,514,641,285.82/6,865,507.39
  6. Step 6: Final answer
    x = 5,257,661.61

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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.