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Finding the Third Proportional to 19,792,164.38 and 27,871,207.31

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Solution

The third proportional to 19,792,164.38 and 27,871,207.31 is: 39,248,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792,164.38 : 27,871,207.31 = 27,871,207.31 : x
  2. Step 2: Convert to fraction form
    19,792,164.38/27,871,207.31 = 27,871,207.31/x
  3. Step 3: Cross multiply
    19,792,164.38x = 27,871,207.31 × 27,871,207.31
  4. Step 4: Simplify right side
    19,792,164.38x = 776,804,197,056,353.50
  5. Step 5: Solve for x
    x = 776,804,197,056,353.50/19,792,164.38
  6. Step 6: Final answer
    x = 39,248,067.18

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.