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Finding the Third Proportional to 13,255,722 and 20,573,130

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Solution

The third proportional to 13,255,722 and 20,573,130 is: 31,929,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255,722 : 20,573,130 = 20,573,130 : x
  2. Step 2: Convert to fraction form
    13,255,722/20,573,130 = 20,573,130/x
  3. Step 3: Cross multiply
    13,255,722x = 20,573,130 × 20,573,130
  4. Step 4: Simplify right side
    13,255,722x = 423,253,677,996,900
  5. Step 5: Solve for x
    x = 423,253,677,996,900/13,255,722
  6. Step 6: Final answer
    x = 31,929,884.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.