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Finding the Third Proportional to 13,012,877.81 and 28,265,866.31

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Solution

The third proportional to 13,012,877.81 and 28,265,866.31 is: 61,397,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012,877.81 : 28,265,866.31 = 28,265,866.31 : x
  2. Step 2: Convert to fraction form
    13,012,877.81/28,265,866.31 = 28,265,866.31/x
  3. Step 3: Cross multiply
    13,012,877.81x = 28,265,866.31 × 28,265,866.31
  4. Step 4: Simplify right side
    13,012,877.81x = 798,959,198,396,122.38
  5. Step 5: Solve for x
    x = 798,959,198,396,122.38/13,012,877.81
  6. Step 6: Final answer
    x = 61,397,579.38

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.