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Finding the Third Proportional to 18,267,666 and 39,751,164

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Solution

The third proportional to 18,267,666 and 39,751,164 is: 86,500,105.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,666 : 39,751,164 = 39,751,164 : x
  2. Step 2: Convert to fraction form
    18,267,666/39,751,164 = 39,751,164/x
  3. Step 3: Cross multiply
    18,267,666x = 39,751,164 × 39,751,164
  4. Step 4: Simplify right side
    18,267,666x = 1,580,155,039,354,896
  5. Step 5: Solve for x
    x = 1,580,155,039,354,896/18,267,666
  6. Step 6: Final answer
    x = 86,500,105.67

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.