Home / 12,810,801.24-17,677,161.54-7,653,067.56

Finding the Fourth Proportional to 12,810,801.24, 17,677,161.54 and 7,653,067.56

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Solution

The fourth proportional to 12,810,801.24, 17,677,161.54 and 7,653,067.56 is: 10,560,191.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,810,801.24 : 17,677,161.54 = 7,653,067.56 : x
  2. Step 2: Convert to fraction form
    12,810,801.24/17,677,161.54 = 7,653,067.56/x
  3. Step 3: Cross multiply
    12,810,801.24x = 17,677,161.54 × 7,653,067.56
  4. Step 4: Simplify right side
    12,810,801.24x = 135,284,511,534,653.62
  5. Step 5: Solve for x
    x = 135,284,511,534,653.62/12,810,801.24
  6. Step 6: Final answer
    x = 10,560,191.28

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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.