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Finding the Third Proportional to 18,016,160 and 39,635,512

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Solution

The third proportional to 18,016,160 and 39,635,512 is: 87,198,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016,160 : 39,635,512 = 39,635,512 : x
  2. Step 2: Convert to fraction form
    18,016,160/39,635,512 = 39,635,512/x
  3. Step 3: Cross multiply
    18,016,160x = 39,635,512 × 39,635,512
  4. Step 4: Simplify right side
    18,016,160x = 1,570,973,811,502,144
  5. Step 5: Solve for x
    x = 1,570,973,811,502,144/18,016,160
  6. Step 6: Final answer
    x = 87,198,038.40

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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.