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Finding the Third Proportional to 8,271,885 and 18,176,545

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Solution

The third proportional to 8,271,885 and 18,176,545 is: 39,940,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,885 : 18,176,545 = 18,176,545 : x
  2. Step 2: Convert to fraction form
    8,271,885/18,176,545 = 18,176,545/x
  3. Step 3: Cross multiply
    8,271,885x = 18,176,545 × 18,176,545
  4. Step 4: Simplify right side
    8,271,885x = 330,386,788,137,025
  5. Step 5: Solve for x
    x = 330,386,788,137,025/8,271,885
  6. Step 6: Final answer
    x = 39,940,931.01

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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.