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Finding the Third Proportional to 8,466,156 and 18,617,844

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Solution

The third proportional to 8,466,156 and 18,617,844 is: 40,942,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466,156 : 18,617,844 = 18,617,844 : x
  2. Step 2: Convert to fraction form
    8,466,156/18,617,844 = 18,617,844/x
  3. Step 3: Cross multiply
    8,466,156x = 18,617,844 × 18,617,844
  4. Step 4: Simplify right side
    8,466,156x = 346,624,115,208,336
  5. Step 5: Solve for x
    x = 346,624,115,208,336/8,466,156
  6. Step 6: Final answer
    x = 40,942,325.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.