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Finding the Third Proportional to 20,070,164 and 31,899,679

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Solution

The third proportional to 20,070,164 and 31,899,679 is: 50,701,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070,164 : 31,899,679 = 31,899,679 : x
  2. Step 2: Convert to fraction form
    20,070,164/31,899,679 = 31,899,679/x
  3. Step 3: Cross multiply
    20,070,164x = 31,899,679 × 31,899,679
  4. Step 4: Simplify right side
    20,070,164x = 1,017,589,520,303,041
  5. Step 5: Solve for x
    x = 1,017,589,520,303,041/20,070,164
  6. Step 6: Final answer
    x = 50,701,604.65

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.