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Finding the Third Proportional to 8,653,254 and 13,451,859

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Solution

The third proportional to 8,653,254 and 13,451,859 is: 20,911,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,254 : 13,451,859 = 13,451,859 : x
  2. Step 2: Convert to fraction form
    8,653,254/13,451,859 = 13,451,859/x
  3. Step 3: Cross multiply
    8,653,254x = 13,451,859 × 13,451,859
  4. Step 4: Simplify right side
    8,653,254x = 180,952,510,555,881
  5. Step 5: Solve for x
    x = 180,952,510,555,881/8,653,254
  6. Step 6: Final answer
    x = 20,911,498.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.