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Finding the Fourth Proportional to 22,016,873.70, 33,025,310.55 and 20,032,827.30

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Solution

The fourth proportional to 22,016,873.70, 33,025,310.55 and 20,032,827.30 is: 30,049,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,873.70 : 33,025,310.55 = 20,032,827.30 : x
  2. Step 2: Convert to fraction form
    22,016,873.70/33,025,310.55 = 20,032,827.30/x
  3. Step 3: Cross multiply
    22,016,873.70x = 33,025,310.55 × 20,032,827.30
  4. Step 4: Simplify right side
    22,016,873.70x = 661,590,342,777,018
  5. Step 5: Solve for x
    x = 661,590,342,777,018/22,016,873.70
  6. Step 6: Final answer
    x = 30,049,240.95

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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.