Home / 65,510,202.17-98,261,760.30-20,072,127.89

Finding the Fourth Proportional to 65,510,202.17, 98,261,760.30 and 20,072,127.89

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Solution

The fourth proportional to 65,510,202.17, 98,261,760.30 and 20,072,127.89 is: 30,107,106.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,510,202.17 : 98,261,760.30 = 20,072,127.89 : x
  2. Step 2: Convert to fraction form
    65,510,202.17/98,261,760.30 = 20,072,127.89/x
  3. Step 3: Cross multiply
    65,510,202.17x = 98,261,760.30 × 20,072,127.89
  4. Step 4: Simplify right side
    65,510,202.17x = 1,972,322,618,946,816
  5. Step 5: Solve for x
    x = 1,972,322,618,946,816/65,510,202.17
  6. Step 6: Final answer
    x = 30,107,106.28

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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.