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Finding the Third Proportional to 20,316,834 and 43,389,036

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Solution

The third proportional to 20,316,834 and 43,389,036 is: 92,662,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,316,834 : 43,389,036 = 43,389,036 : x
  2. Step 2: Convert to fraction form
    20,316,834/43,389,036 = 43,389,036/x
  3. Step 3: Cross multiply
    20,316,834x = 43,389,036 × 43,389,036
  4. Step 4: Simplify right side
    20,316,834x = 1,882,608,445,009,296
  5. Step 5: Solve for x
    x = 1,882,608,445,009,296/20,316,834
  6. Step 6: Final answer
    x = 92,662,490.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.