Home / 54,128,436.80-81,192,655.20-32,605,076.30

Finding the Fourth Proportional to 54,128,436.80, 81,192,655.20 and 32,605,076.30

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Solution

The fourth proportional to 54,128,436.80, 81,192,655.20 and 32,605,076.30 is: 48,907,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,436.80 : 81,192,655.20 = 32,605,076.30 : x
  2. Step 2: Convert to fraction form
    54,128,436.80/81,192,655.20 = 32,605,076.30/x
  3. Step 3: Cross multiply
    54,128,436.80x = 81,192,655.20 × 32,605,076.30
  4. Step 4: Simplify right side
    54,128,436.80x = 2,647,292,717,795,592
  5. Step 5: Solve for x
    x = 2,647,292,717,795,592/54,128,436.80
  6. Step 6: Final answer
    x = 48,907,614.45

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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.