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Finding the Third Proportional to 4,812,453 and 7,339,891.78

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Solution

The third proportional to 4,812,453 and 7,339,891.78 is: 11,194,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,453 : 7,339,891.78 = 7,339,891.78 : x
  2. Step 2: Convert to fraction form
    4,812,453/7,339,891.78 = 7,339,891.78/x
  3. Step 3: Cross multiply
    4,812,453x = 7,339,891.78 × 7,339,891.78
  4. Step 4: Simplify right side
    4,812,453x = 53,874,011,360,461.30
  5. Step 5: Solve for x
    x = 53,874,011,360,461.30/4,812,453
  6. Step 6: Final answer
    x = 11,194,709.09

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.