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Finding the Third Proportional to 8,653,612 and 18,465,462

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Solution

The third proportional to 8,653,612 and 18,465,462 is: 39,402,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,612 : 18,465,462 = 18,465,462 : x
  2. Step 2: Convert to fraction form
    8,653,612/18,465,462 = 18,465,462/x
  3. Step 3: Cross multiply
    8,653,612x = 18,465,462 × 18,465,462
  4. Step 4: Simplify right side
    8,653,612x = 340,973,286,873,444
  5. Step 5: Solve for x
    x = 340,973,286,873,444/8,653,612
  6. Step 6: Final answer
    x = 39,402,423.74

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.