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Finding the Third Proportional to 8,730,036 and 13,215,822

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Solution

The third proportional to 8,730,036 and 13,215,822 is: 20,006,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730,036 : 13,215,822 = 13,215,822 : x
  2. Step 2: Convert to fraction form
    8,730,036/13,215,822 = 13,215,822/x
  3. Step 3: Cross multiply
    8,730,036x = 13,215,822 × 13,215,822
  4. Step 4: Simplify right side
    8,730,036x = 174,657,951,135,684
  5. Step 5: Solve for x
    x = 174,657,951,135,684/8,730,036
  6. Step 6: Final answer
    x = 20,006,555.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.