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Finding the Third Proportional to 17,505,382 and 28,126,455

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Solution

The third proportional to 17,505,382 and 28,126,455 is: 45,191,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505,382 : 28,126,455 = 28,126,455 : x
  2. Step 2: Convert to fraction form
    17,505,382/28,126,455 = 28,126,455/x
  3. Step 3: Cross multiply
    17,505,382x = 28,126,455 × 28,126,455
  4. Step 4: Simplify right side
    17,505,382x = 791,097,470,867,025
  5. Step 5: Solve for x
    x = 791,097,470,867,025/17,505,382
  6. Step 6: Final answer
    x = 45,191,671.39

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.