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Finding the Third Proportional to 8,707,996 and 18,570,890

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Solution

The third proportional to 8,707,996 and 18,570,890 is: 39,604,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,996 : 18,570,890 = 18,570,890 : x
  2. Step 2: Convert to fraction form
    8,707,996/18,570,890 = 18,570,890/x
  3. Step 3: Cross multiply
    8,707,996x = 18,570,890 × 18,570,890
  4. Step 4: Simplify right side
    8,707,996x = 344,877,955,392,100
  5. Step 5: Solve for x
    x = 344,877,955,392,100/8,707,996
  6. Step 6: Final answer
    x = 39,604,744.35

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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.