Home / 54,311,658.20-81,467,487.30-21,946,901.30

Finding the Fourth Proportional to 54,311,658.20, 81,467,487.30 and 21,946,901.30

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Solution

The fourth proportional to 54,311,658.20, 81,467,487.30 and 21,946,901.30 is: 32,920,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311,658.20 : 81,467,487.30 = 21,946,901.30 : x
  2. Step 2: Convert to fraction form
    54,311,658.20/81,467,487.30 = 21,946,901.30/x
  3. Step 3: Cross multiply
    54,311,658.20x = 81,467,487.30 × 21,946,901.30
  4. Step 4: Simplify right side
    54,311,658.20x = 1,787,958,902,932,103.50
  5. Step 5: Solve for x
    x = 1,787,958,902,932,103.50/54,311,658.20
  6. Step 6: Final answer
    x = 32,920,351.95

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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.