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Finding the Third Proportional to 8,271,910 and 18,176,590

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Solution

The third proportional to 8,271,910 and 18,176,590 is: 39,941,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,910 : 18,176,590 = 18,176,590 : x
  2. Step 2: Convert to fraction form
    8,271,910/18,176,590 = 18,176,590/x
  3. Step 3: Cross multiply
    8,271,910x = 18,176,590 × 18,176,590
  4. Step 4: Simplify right side
    8,271,910x = 330,388,424,028,100
  5. Step 5: Solve for x
    x = 330,388,424,028,100/8,271,910
  6. Step 6: Final answer
    x = 39,941,008.07

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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.