Home / 12,816,045.82-19,221,078.30-3,715,701.04

Finding the Fourth Proportional to 12,816,045.82, 19,221,078.30 and 3,715,701.04

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Solution

The fourth proportional to 12,816,045.82, 19,221,078.30 and 3,715,701.04 is: 5,572,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,045.82 : 19,221,078.30 = 3,715,701.04 : x
  2. Step 2: Convert to fraction form
    12,816,045.82/19,221,078.30 = 3,715,701.04/x
  3. Step 3: Cross multiply
    12,816,045.82x = 19,221,078.30 × 3,715,701.04
  4. Step 4: Simplify right side
    12,816,045.82x = 71,419,780,629,231.44
  5. Step 5: Solve for x
    x = 71,419,780,629,231.44/12,816,045.82
  6. Step 6: Final answer
    x = 5,572,684.56

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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.