Home / 9,727,546.80-13,424,067.40-5,317,278.44

Finding the Fourth Proportional to 9,727,546.80, 13,424,067.40 and 5,317,278.44

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Solution

The fourth proportional to 9,727,546.80, 13,424,067.40 and 5,317,278.44 is: 7,337,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727,546.80 : 13,424,067.40 = 5,317,278.44 : x
  2. Step 2: Convert to fraction form
    9,727,546.80/13,424,067.40 = 5,317,278.44/x
  3. Step 3: Cross multiply
    9,727,546.80x = 13,424,067.40 × 5,317,278.44
  4. Step 4: Simplify right side
    9,727,546.80x = 71,379,504,163,126.86
  5. Step 5: Solve for x
    x = 71,379,504,163,126.86/9,727,546.80
  6. Step 6: Final answer
    x = 7,337,873.12

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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.