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Finding the Third Proportional to 12,567,644 and 19,660,176

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Solution

The third proportional to 12,567,644 and 19,660,176 is: 30,755,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,644 : 19,660,176 = 19,660,176 : x
  2. Step 2: Convert to fraction form
    12,567,644/19,660,176 = 19,660,176/x
  3. Step 3: Cross multiply
    12,567,644x = 19,660,176 × 19,660,176
  4. Step 4: Simplify right side
    12,567,644x = 386,522,520,350,976
  5. Step 5: Solve for x
    x = 386,522,520,350,976/12,567,644
  6. Step 6: Final answer
    x = 30,755,368.34

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.