Home / 5,339,309.44-7,368,202.38-2,891,863.66

Finding the Fourth Proportional to 5,339,309.44, 7,368,202.38 and 2,891,863.66

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Solution

The fourth proportional to 5,339,309.44, 7,368,202.38 and 2,891,863.66 is: 3,990,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,309.44 : 7,368,202.38 = 2,891,863.66 : x
  2. Step 2: Convert to fraction form
    5,339,309.44/7,368,202.38 = 2,891,863.66/x
  3. Step 3: Cross multiply
    5,339,309.44x = 7,368,202.38 × 2,891,863.66
  4. Step 4: Simplify right side
    5,339,309.44x = 21,307,836,702,247.51
  5. Step 5: Solve for x
    x = 21,307,836,702,247.51/5,339,309.44
  6. Step 6: Final answer
    x = 3,990,747.67

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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.