Home / 5,705,745.65-7,874,736.41-3,530,989.21

Finding the Fourth Proportional to 5,705,745.65, 7,874,736.41 and 3,530,989.21

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Solution

The fourth proportional to 5,705,745.65, 7,874,736.41 and 3,530,989.21 is: 4,873,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705,745.65 : 7,874,736.41 = 3,530,989.21 : x
  2. Step 2: Convert to fraction form
    5,705,745.65/7,874,736.41 = 3,530,989.21/x
  3. Step 3: Cross multiply
    5,705,745.65x = 7,874,736.41 × 3,530,989.21
  4. Step 4: Simplify right side
    5,705,745.65x = 27,805,609,275,617.30
  5. Step 5: Solve for x
    x = 27,805,609,275,617.30/5,705,745.65
  6. Step 6: Final answer
    x = 4,873,264.77

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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.