Home / 34,770,136.77-47,982,974.00-21,724,960.68

Finding the Fourth Proportional to 34,770,136.77, 47,982,974.00 and 21,724,960.68

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Solution

The fourth proportional to 34,770,136.77, 47,982,974.00 and 21,724,960.68 is: 29,980,561.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,770,136.77 : 47,982,974.00 = 21,724,960.68 : x
  2. Step 2: Convert to fraction form
    34,770,136.77/47,982,974.00 = 21,724,960.68/x
  3. Step 3: Cross multiply
    34,770,136.77x = 47,982,974.00 × 21,724,960.68
  4. Step 4: Simplify right side
    34,770,136.77x = 1,042,428,223,350,837.50
  5. Step 5: Solve for x
    x = 1,042,428,223,350,837.50/34,770,136.77
  6. Step 6: Final answer
    x = 29,980,561.49

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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.