Home / 40,190,415.36-60,229,772.52-20,982,858.23

Finding the Fourth Proportional to 40,190,415.36, 60,229,772.52 and 20,982,858.23

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Solution

The fourth proportional to 40,190,415.36, 60,229,772.52 and 20,982,858.23 is: 31,445,128.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190,415.36 : 60,229,772.52 = 20,982,858.23 : x
  2. Step 2: Convert to fraction form
    40,190,415.36/60,229,772.52 = 20,982,858.23/x
  3. Step 3: Cross multiply
    40,190,415.36x = 60,229,772.52 × 20,982,858.23
  4. Step 4: Simplify right side
    40,190,415.36x = 1,263,792,777,711,161.25
  5. Step 5: Solve for x
    x = 1,263,792,777,711,161.25/40,190,415.36
  6. Step 6: Final answer
    x = 31,445,128.56

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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.