Home / 19,241,508.36-28,863,609.82-7,726,974.92

Finding the Fourth Proportional to 19,241,508.36, 28,863,609.82 and 7,726,974.92

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Solution

The fourth proportional to 19,241,508.36, 28,863,609.82 and 7,726,974.92 is: 11,591,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,241,508.36 : 28,863,609.82 = 7,726,974.92 : x
  2. Step 2: Convert to fraction form
    19,241,508.36/28,863,609.82 = 7,726,974.92/x
  3. Step 3: Cross multiply
    19,241,508.36x = 28,863,609.82 × 7,726,974.92
  4. Step 4: Simplify right side
    19,241,508.36x = 223,028,389,179,805.72
  5. Step 5: Solve for x
    x = 223,028,389,179,805.72/19,241,508.36
  6. Step 6: Final answer
    x = 11,591,003.42

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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.