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Finding the Third Proportional to 10,489,448 and 16,200,003

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Solution

The third proportional to 10,489,448 and 16,200,003 is: 25,019,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489,448 : 16,200,003 = 16,200,003 : x
  2. Step 2: Convert to fraction form
    10,489,448/16,200,003 = 16,200,003/x
  3. Step 3: Cross multiply
    10,489,448x = 16,200,003 × 16,200,003
  4. Step 4: Simplify right side
    10,489,448x = 262,440,097,200,009
  5. Step 5: Solve for x
    x = 262,440,097,200,009/10,489,448
  6. Step 6: Final answer
    x = 25,019,438.32

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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.