Home / 7,132,949.91-9,844,399.40-3,994,408.91

Finding the Fourth Proportional to 7,132,949.91, 9,844,399.40 and 3,994,408.91

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Solution

The fourth proportional to 7,132,949.91, 9,844,399.40 and 3,994,408.91 is: 5,512,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,949.91 : 9,844,399.40 = 3,994,408.91 : x
  2. Step 2: Convert to fraction form
    7,132,949.91/9,844,399.40 = 3,994,408.91/x
  3. Step 3: Cross multiply
    7,132,949.91x = 9,844,399.40 × 3,994,408.91
  4. Step 4: Simplify right side
    7,132,949.91x = 39,322,556,681,597.61
  5. Step 5: Solve for x
    x = 39,322,556,681,597.61/7,132,949.91
  6. Step 6: Final answer
    x = 5,512,804.26

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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.