Home / 74,202,318.40-111,253,711.20-33,792,001.60

Finding the Fourth Proportional to 74,202,318.40, 111,253,711.20 and 33,792,001.60

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Solution

The fourth proportional to 74,202,318.40, 111,253,711.20 and 33,792,001.60 is: 50,665,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,202,318.40 : 111,253,711.20 = 33,792,001.60 : x
  2. Step 2: Convert to fraction form
    74,202,318.40/111,253,711.20 = 33,792,001.60/x
  3. Step 3: Cross multiply
    74,202,318.40x = 111,253,711.20 × 33,792,001.60
  4. Step 4: Simplify right side
    74,202,318.40x = 3,759,485,586,876,338
  5. Step 5: Solve for x
    x = 3,759,485,586,876,338/74,202,318.40
  6. Step 6: Final answer
    x = 50,665,338.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.