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Finding the Third Proportional to 20,553,714 and 45,176,356

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Solution

The third proportional to 20,553,714 and 45,176,356 is: 99,296,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,553,714 : 45,176,356 = 45,176,356 : x
  2. Step 2: Convert to fraction form
    20,553,714/45,176,356 = 45,176,356/x
  3. Step 3: Cross multiply
    20,553,714x = 45,176,356 × 45,176,356
  4. Step 4: Simplify right side
    20,553,714x = 2,040,903,141,438,736
  5. Step 5: Solve for x
    x = 2,040,903,141,438,736/20,553,714
  6. Step 6: Final answer
    x = 99,296,075.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.