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Finding the Third Proportional to 4,038,318 and 8,668,575

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Solution

The third proportional to 4,038,318 and 8,668,575 is: 18,607,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038,318 : 8,668,575 = 8,668,575 : x
  2. Step 2: Convert to fraction form
    4,038,318/8,668,575 = 8,668,575/x
  3. Step 3: Cross multiply
    4,038,318x = 8,668,575 × 8,668,575
  4. Step 4: Simplify right side
    4,038,318x = 75,144,192,530,625
  5. Step 5: Solve for x
    x = 75,144,192,530,625/4,038,318
  6. Step 6: Final answer
    x = 18,607,794.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.