Home / 19,832,745.80-27,371,859.72-11,131,394.51

Finding the Fourth Proportional to 19,832,745.80, 27,371,859.72 and 11,131,394.51

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Solution

The fourth proportional to 19,832,745.80, 27,371,859.72 and 11,131,394.51 is: 15,362,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832,745.80 : 27,371,859.72 = 11,131,394.51 : x
  2. Step 2: Convert to fraction form
    19,832,745.80/27,371,859.72 = 11,131,394.51/x
  3. Step 3: Cross multiply
    19,832,745.80x = 27,371,859.72 × 11,131,394.51
  4. Step 4: Simplify right side
    19,832,745.80x = 304,686,969,015,698.12
  5. Step 5: Solve for x
    x = 304,686,969,015,698.12/19,832,745.80
  6. Step 6: Final answer
    x = 15,362,823.29

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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.