Home / 7,958,357.12-11,940,057.72-2,840,673.65

Finding the Fourth Proportional to 7,958,357.12, 11,940,057.72 and 2,840,673.65

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Solution

The fourth proportional to 7,958,357.12, 11,940,057.72 and 2,840,673.65 is: 4,261,910.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958,357.12 : 11,940,057.72 = 2,840,673.65 : x
  2. Step 2: Convert to fraction form
    7,958,357.12/11,940,057.72 = 2,840,673.65/x
  3. Step 3: Cross multiply
    7,958,357.12x = 11,940,057.72 × 2,840,673.65
  4. Step 4: Simplify right side
    7,958,357.12x = 33,917,807,284,982.79
  5. Step 5: Solve for x
    x = 33,917,807,284,982.79/7,958,357.12
  6. Step 6: Final answer
    x = 4,261,910.69

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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.