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Finding the Third Proportional to 7,209,361 and 10,815,477

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Solution

The third proportional to 7,209,361 and 10,815,477 is: 16,225,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,361 : 10,815,477 = 10,815,477 : x
  2. Step 2: Convert to fraction form
    7,209,361/10,815,477 = 10,815,477/x
  3. Step 3: Cross multiply
    7,209,361x = 10,815,477 × 10,815,477
  4. Step 4: Simplify right side
    7,209,361x = 116,974,542,737,529
  5. Step 5: Solve for x
    x = 116,974,542,737,529/7,209,361
  6. Step 6: Final answer
    x = 16,225,369.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.