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Finding the Third Proportional to 11,430,436 and 15,523,782

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Solution

The third proportional to 11,430,436 and 15,523,782 is: 21,082,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,430,436 : 15,523,782 = 15,523,782 : x
  2. Step 2: Convert to fraction form
    11,430,436/15,523,782 = 15,523,782/x
  3. Step 3: Cross multiply
    11,430,436x = 15,523,782 × 15,523,782
  4. Step 4: Simplify right side
    11,430,436x = 240,987,807,583,524
  5. Step 5: Solve for x
    x = 240,987,807,583,524/11,430,436
  6. Step 6: Final answer
    x = 21,082,993.47

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.