Home / 20,032,144.20-27,644,407.92-10,864,787.76

Finding the Fourth Proportional to 20,032,144.20, 27,644,407.92 and 10,864,787.76

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Solution

The fourth proportional to 20,032,144.20, 27,644,407.92 and 10,864,787.76 is: 14,993,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032,144.20 : 27,644,407.92 = 10,864,787.76 : x
  2. Step 2: Convert to fraction form
    20,032,144.20/27,644,407.92 = 10,864,787.76/x
  3. Step 3: Cross multiply
    20,032,144.20x = 27,644,407.92 × 10,864,787.76
  4. Step 4: Simplify right side
    20,032,144.20x = 300,350,624,801,663.06
  5. Step 5: Solve for x
    x = 300,350,624,801,663.06/20,032,144.20
  6. Step 6: Final answer
    x = 14,993,433.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.