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Finding the Third Proportional to 8,702,604 and 18,851,568

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Solution

The third proportional to 8,702,604 and 18,851,568 is: 40,836,238.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,604 : 18,851,568 = 18,851,568 : x
  2. Step 2: Convert to fraction form
    8,702,604/18,851,568 = 18,851,568/x
  3. Step 3: Cross multiply
    8,702,604x = 18,851,568 × 18,851,568
  4. Step 4: Simplify right side
    8,702,604x = 355,381,616,058,624
  5. Step 5: Solve for x
    x = 355,381,616,058,624/8,702,604
  6. Step 6: Final answer
    x = 40,836,238.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.