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Finding the Fourth Proportional to 10,922,429.70, 16,383,644.55 and 3,348,411.30

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Solution

The fourth proportional to 10,922,429.70, 16,383,644.55 and 3,348,411.30 is: 5,022,616.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922,429.70 : 16,383,644.55 = 3,348,411.30 : x
  2. Step 2: Convert to fraction form
    10,922,429.70/16,383,644.55 = 3,348,411.30/x
  3. Step 3: Cross multiply
    10,922,429.70x = 16,383,644.55 × 3,348,411.30
  4. Step 4: Simplify right side
    10,922,429.70x = 54,859,180,546,403.41
  5. Step 5: Solve for x
    x = 54,859,180,546,403.41/10,922,429.70
  6. Step 6: Final answer
    x = 5,022,616.95

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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.