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Finding the Third Proportional to 13,969,134 and 20,867,670

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Solution

The third proportional to 13,969,134 and 20,867,670 is: 31,172,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969,134 : 20,867,670 = 20,867,670 : x
  2. Step 2: Convert to fraction form
    13,969,134/20,867,670 = 20,867,670/x
  3. Step 3: Cross multiply
    13,969,134x = 20,867,670 × 20,867,670
  4. Step 4: Simplify right side
    13,969,134x = 435,459,651,228,900
  5. Step 5: Solve for x
    x = 435,459,651,228,900/13,969,134
  6. Step 6: Final answer
    x = 31,172,988.33

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.