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Finding the Third Proportional to 4,289,436 and 6,624,423

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Solution

The third proportional to 4,289,436 and 6,624,423 is: 10,230,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289,436 : 6,624,423 = 6,624,423 : x
  2. Step 2: Convert to fraction form
    4,289,436/6,624,423 = 6,624,423/x
  3. Step 3: Cross multiply
    4,289,436x = 6,624,423 × 6,624,423
  4. Step 4: Simplify right side
    4,289,436x = 43,882,980,082,929
  5. Step 5: Solve for x
    x = 43,882,980,082,929/4,289,436
  6. Step 6: Final answer
    x = 10,230,477.87

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.