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Finding the Third Proportional to 4,115,623 and 8,863,369

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Solution

The third proportional to 4,115,623 and 8,863,369 is: 19,088,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,623 : 8,863,369 = 8,863,369 : x
  2. Step 2: Convert to fraction form
    4,115,623/8,863,369 = 8,863,369/x
  3. Step 3: Cross multiply
    4,115,623x = 8,863,369 × 8,863,369
  4. Step 4: Simplify right side
    4,115,623x = 78,559,310,030,161
  5. Step 5: Solve for x
    x = 78,559,310,030,161/4,115,623
  6. Step 6: Final answer
    x = 19,088,072.46

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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.