Home / 13,766,993.82-19,017,879.03-11,031,850.62

Finding the Fourth Proportional to 13,766,993.82, 19,017,879.03 and 11,031,850.62

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Solution

The fourth proportional to 13,766,993.82, 19,017,879.03 and 11,031,850.62 is: 15,239,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766,993.82 : 19,017,879.03 = 11,031,850.62 : x
  2. Step 2: Convert to fraction form
    13,766,993.82/19,017,879.03 = 11,031,850.62/x
  3. Step 3: Cross multiply
    13,766,993.82x = 19,017,879.03 × 11,031,850.62
  4. Step 4: Simplify right side
    13,766,993.82x = 209,802,400,568,190.50
  5. Step 5: Solve for x
    x = 209,802,400,568,190.50/13,766,993.82
  6. Step 6: Final answer
    x = 15,239,521.66

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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.