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Finding the Third Proportional to 8,714,446 and 19,149,020

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Solution

The third proportional to 8,714,446 and 19,149,020 is: 42,077,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714,446 : 19,149,020 = 19,149,020 : x
  2. Step 2: Convert to fraction form
    8,714,446/19,149,020 = 19,149,020/x
  3. Step 3: Cross multiply
    8,714,446x = 19,149,020 × 19,149,020
  4. Step 4: Simplify right side
    8,714,446x = 366,684,966,960,400
  5. Step 5: Solve for x
    x = 366,684,966,960,400/8,714,446
  6. Step 6: Final answer
    x = 42,077,828.81

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.