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Finding the Third Proportional to 13,477,872 and 19,273,492

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Solution

The third proportional to 13,477,872 and 19,273,492 is: 27,561,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,872 : 19,273,492 = 19,273,492 : x
  2. Step 2: Convert to fraction form
    13,477,872/19,273,492 = 19,273,492/x
  3. Step 3: Cross multiply
    13,477,872x = 19,273,492 × 19,273,492
  4. Step 4: Simplify right side
    13,477,872x = 371,467,493,874,064
  5. Step 5: Solve for x
    x = 371,467,493,874,064/13,477,872
  6. Step 6: Final answer
    x = 27,561,286.67

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.