Home / 12,919,046.98-19,382,359.56-3,821,383.96

Finding the Fourth Proportional to 12,919,046.98, 19,382,359.56 and 3,821,383.96

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Solution

The fourth proportional to 12,919,046.98, 19,382,359.56 and 3,821,383.96 is: 5,733,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,919,046.98 : 19,382,359.56 = 3,821,383.96 : x
  2. Step 2: Convert to fraction form
    12,919,046.98/19,382,359.56 = 3,821,383.96/x
  3. Step 3: Cross multiply
    12,919,046.98x = 19,382,359.56 × 3,821,383.96
  4. Step 4: Simplify right side
    12,919,046.98x = 74,067,437,929,536.66
  5. Step 5: Solve for x
    x = 74,067,437,929,536.66/12,919,046.98
  6. Step 6: Final answer
    x = 5,733,196.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.