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Finding the Third Proportional to 5,072,330 and 10,321,804

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Solution

The third proportional to 5,072,330 and 10,321,804 is: 21,004,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,330 : 10,321,804 = 10,321,804 : x
  2. Step 2: Convert to fraction form
    5,072,330/10,321,804 = 10,321,804/x
  3. Step 3: Cross multiply
    5,072,330x = 10,321,804 × 10,321,804
  4. Step 4: Simplify right side
    5,072,330x = 106,539,637,814,416
  5. Step 5: Solve for x
    x = 106,539,637,814,416/5,072,330
  6. Step 6: Final answer
    x = 21,004,082.51

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.