Home / 21,984,234.20-33,007,844.10-12,418,296.20

Finding the Fourth Proportional to 21,984,234.20, 33,007,844.10 and 12,418,296.20

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Solution

The fourth proportional to 21,984,234.20, 33,007,844.10 and 12,418,296.20 is: 18,645,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,234.20 : 33,007,844.10 = 12,418,296.20 : x
  2. Step 2: Convert to fraction form
    21,984,234.20/33,007,844.10 = 12,418,296.20/x
  3. Step 3: Cross multiply
    21,984,234.20x = 33,007,844.10 × 12,418,296.20
  4. Step 4: Simplify right side
    21,984,234.20x = 409,901,184,957,222.44
  5. Step 5: Solve for x
    x = 409,901,184,957,222.44/21,984,234.20
  6. Step 6: Final answer
    x = 18,645,233.73

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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.