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Finding the Third Proportional to 12,692,421.56 and 27,404,811

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Solution

The third proportional to 12,692,421.56 and 27,404,811 is: 59,171,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,421.56 : 27,404,811 = 27,404,811 : x
  2. Step 2: Convert to fraction form
    12,692,421.56/27,404,811 = 27,404,811/x
  3. Step 3: Cross multiply
    12,692,421.56x = 27,404,811 × 27,404,811
  4. Step 4: Simplify right side
    12,692,421.56x = 751,023,665,945,721
  5. Step 5: Solve for x
    x = 751,023,665,945,721/12,692,421.56
  6. Step 6: Final answer
    x = 59,171,030.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.