Home / 35,085,096.36-48,414,975.06-20,399,720.78

Finding the Fourth Proportional to 35,085,096.36, 48,414,975.06 and 20,399,720.78

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Solution

The fourth proportional to 35,085,096.36, 48,414,975.06 and 20,399,720.78 is: 28,150,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085,096.36 : 48,414,975.06 = 20,399,720.78 : x
  2. Step 2: Convert to fraction form
    35,085,096.36/48,414,975.06 = 20,399,720.78/x
  3. Step 3: Cross multiply
    35,085,096.36x = 48,414,975.06 × 20,399,720.78
  4. Step 4: Simplify right side
    35,085,096.36x = 987,651,972,794,663.88
  5. Step 5: Solve for x
    x = 987,651,972,794,663.88/35,085,096.36
  6. Step 6: Final answer
    x = 28,150,185.56

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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.