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Finding the Third Proportional to 11,702,989 and 15,532,845

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Solution

The third proportional to 11,702,989 and 15,532,845 is: 20,616,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702,989 : 15,532,845 = 15,532,845 : x
  2. Step 2: Convert to fraction form
    11,702,989/15,532,845 = 15,532,845/x
  3. Step 3: Cross multiply
    11,702,989x = 15,532,845 × 15,532,845
  4. Step 4: Simplify right side
    11,702,989x = 241,269,273,794,025
  5. Step 5: Solve for x
    x = 241,269,273,794,025/11,702,989
  6. Step 6: Final answer
    x = 20,616,038.67

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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.