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Finding the Third Proportional to 5,447,821 and 8,777,895

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Solution

The third proportional to 5,447,821 and 8,777,895 is: 14,143,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,821 : 8,777,895 = 8,777,895 : x
  2. Step 2: Convert to fraction form
    5,447,821/8,777,895 = 8,777,895/x
  3. Step 3: Cross multiply
    5,447,821x = 8,777,895 × 8,777,895
  4. Step 4: Simplify right side
    5,447,821x = 77,051,440,631,025
  5. Step 5: Solve for x
    x = 77,051,440,631,025/5,447,821
  6. Step 6: Final answer
    x = 14,143,533.83

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.