Home / 31,450,413.72-43,394,389.56-17,694,358.68

Finding the Fourth Proportional to 31,450,413.72, 43,394,389.56 and 17,694,358.68

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Solution

The fourth proportional to 31,450,413.72, 43,394,389.56 and 17,694,358.68 is: 24,414,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450,413.72 : 43,394,389.56 = 17,694,358.68 : x
  2. Step 2: Convert to fraction form
    31,450,413.72/43,394,389.56 = 17,694,358.68/x
  3. Step 3: Cross multiply
    31,450,413.72x = 43,394,389.56 × 17,694,358.68
  4. Step 4: Simplify right side
    31,450,413.72x = 767,835,893,574,287.38
  5. Step 5: Solve for x
    x = 767,835,893,574,287.38/31,450,413.72
  6. Step 6: Final answer
    x = 24,414,174.66

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Double scale
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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.