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Finding the Third Proportional to 3,671,109 and 7,873,659

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Solution

The third proportional to 3,671,109 and 7,873,659 is: 16,887,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671,109 : 7,873,659 = 7,873,659 : x
  2. Step 2: Convert to fraction form
    3,671,109/7,873,659 = 7,873,659/x
  3. Step 3: Cross multiply
    3,671,109x = 7,873,659 × 7,873,659
  4. Step 4: Simplify right side
    3,671,109x = 61,994,506,048,281
  5. Step 5: Solve for x
    x = 61,994,506,048,281/3,671,109
  6. Step 6: Final answer
    x = 16,887,133.03

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.