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Finding the Third Proportional to 4,909,775 and 10,669,405

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Solution

The third proportional to 4,909,775 and 10,669,405 is: 23,185,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909,775 : 10,669,405 = 10,669,405 : x
  2. Step 2: Convert to fraction form
    4,909,775/10,669,405 = 10,669,405/x
  3. Step 3: Cross multiply
    4,909,775x = 10,669,405 × 10,669,405
  4. Step 4: Simplify right side
    4,909,775x = 113,836,203,054,025
  5. Step 5: Solve for x
    x = 113,836,203,054,025/4,909,775
  6. Step 6: Final answer
    x = 23,185,625.22

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.