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Finding the Third Proportional to 6,425,884 and 8,566,890

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Solution

The third proportional to 6,425,884 and 8,566,890 is: 11,421,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425,884 : 8,566,890 = 8,566,890 : x
  2. Step 2: Convert to fraction form
    6,425,884/8,566,890 = 8,566,890/x
  3. Step 3: Cross multiply
    6,425,884x = 8,566,890 × 8,566,890
  4. Step 4: Simplify right side
    6,425,884x = 73,391,604,272,100
  5. Step 5: Solve for x
    x = 73,391,604,272,100/6,425,884
  6. Step 6: Final answer
    x = 11,421,246.36

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.