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Finding the Third Proportional to 8,387,877 and 17,999,178

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Solution

The third proportional to 8,387,877 and 17,999,178 is: 38,623,648.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387,877 : 17,999,178 = 17,999,178 : x
  2. Step 2: Convert to fraction form
    8,387,877/17,999,178 = 17,999,178/x
  3. Step 3: Cross multiply
    8,387,877x = 17,999,178 × 17,999,178
  4. Step 4: Simplify right side
    8,387,877x = 323,970,408,675,684
  5. Step 5: Solve for x
    x = 323,970,408,675,684/8,387,877
  6. Step 6: Final answer
    x = 38,623,648.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.