Home / 39,885,668.78-55,046,453.78-23,379,661.71

Finding the Fourth Proportional to 39,885,668.78, 55,046,453.78 and 23,379,661.71

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Solution

The fourth proportional to 39,885,668.78, 55,046,453.78 and 23,379,661.71 is: 32,266,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,885,668.78 : 55,046,453.78 = 23,379,661.71 : x
  2. Step 2: Convert to fraction form
    39,885,668.78/55,046,453.78 = 23,379,661.71/x
  3. Step 3: Cross multiply
    39,885,668.78x = 55,046,453.78 × 23,379,661.71
  4. Step 4: Simplify right side
    39,885,668.78x = 1,286,967,467,770,000
  5. Step 5: Solve for x
    x = 1,286,967,467,770,000/39,885,668.78
  6. Step 6: Final answer
    x = 32,266,413.16

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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.