Home / 7,309,252.36-10,086,791.34-3,956,418.28

Finding the Fourth Proportional to 7,309,252.36, 10,086,791.34 and 3,956,418.28

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Solution

The fourth proportional to 7,309,252.36, 10,086,791.34 and 3,956,418.28 is: 5,459,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309,252.36 : 10,086,791.34 = 3,956,418.28 : x
  2. Step 2: Convert to fraction form
    7,309,252.36/10,086,791.34 = 3,956,418.28/x
  3. Step 3: Cross multiply
    7,309,252.36x = 10,086,791.34 × 3,956,418.28
  4. Step 4: Simplify right side
    7,309,252.36x = 39,907,565,644,121.70
  5. Step 5: Solve for x
    x = 39,907,565,644,121.70/7,309,252.36
  6. Step 6: Final answer
    x = 5,459,869.72

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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.