Home / 5,388,089.52-7,435,505.34-2,940,680.69

Finding the Fourth Proportional to 5,388,089.52, 7,435,505.34 and 2,940,680.69

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Solution

The fourth proportional to 5,388,089.52, 7,435,505.34 and 2,940,680.69 is: 4,058,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,089.52 : 7,435,505.34 = 2,940,680.69 : x
  2. Step 2: Convert to fraction form
    5,388,089.52/7,435,505.34 = 2,940,680.69/x
  3. Step 3: Cross multiply
    5,388,089.52x = 7,435,505.34 × 2,940,680.69
  4. Step 4: Simplify right side
    5,388,089.52x = 21,865,446,992,318.65
  5. Step 5: Solve for x
    x = 21,865,446,992,318.65/5,388,089.52
  6. Step 6: Final answer
    x = 4,058,107.59

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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.