Home / 19,835,476.70-27,371,455.62-11,131,968.38

Finding the Fourth Proportional to 19,835,476.70, 27,371,455.62 and 11,131,968.38

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Solution

The fourth proportional to 19,835,476.70, 27,371,455.62 and 11,131,968.38 is: 15,361,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,476.70 : 27,371,455.62 = 11,131,968.38 : x
  2. Step 2: Convert to fraction form
    19,835,476.70/27,371,455.62 = 11,131,968.38/x
  3. Step 3: Cross multiply
    19,835,476.70x = 27,371,455.62 × 11,131,968.38
  4. Step 4: Simplify right side
    19,835,476.70x = 304,698,178,476,413.31
  5. Step 5: Solve for x
    x = 304,698,178,476,413.31/19,835,476.70
  6. Step 6: Final answer
    x = 15,361,273.29

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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.