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Finding the Third Proportional to 8,463,138 and 12,893,011

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Solution

The third proportional to 8,463,138 and 12,893,011 is: 19,641,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,138 : 12,893,011 = 12,893,011 : x
  2. Step 2: Convert to fraction form
    8,463,138/12,893,011 = 12,893,011/x
  3. Step 3: Cross multiply
    8,463,138x = 12,893,011 × 12,893,011
  4. Step 4: Simplify right side
    8,463,138x = 166,229,732,646,121
  5. Step 5: Solve for x
    x = 166,229,732,646,121/8,463,138
  6. Step 6: Final answer
    x = 19,641,619.06

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.