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Finding the Third Proportional to 8,737,712 and 13,676,808

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Solution

The third proportional to 8,737,712 and 13,676,808 is: 21,407,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,712 : 13,676,808 = 13,676,808 : x
  2. Step 2: Convert to fraction form
    8,737,712/13,676,808 = 13,676,808/x
  3. Step 3: Cross multiply
    8,737,712x = 13,676,808 × 13,676,808
  4. Step 4: Simplify right side
    8,737,712x = 187,055,077,068,864
  5. Step 5: Solve for x
    x = 187,055,077,068,864/8,737,712
  6. Step 6: Final answer
    x = 21,407,786.97

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.