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Finding the Third Proportional to 12,765,726 and 19,161,684

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Solution

The third proportional to 12,765,726 and 19,161,684 is: 28,762,181.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,765,726 : 19,161,684 = 19,161,684 : x
  2. Step 2: Convert to fraction form
    12,765,726/19,161,684 = 19,161,684/x
  3. Step 3: Cross multiply
    12,765,726x = 19,161,684 × 19,161,684
  4. Step 4: Simplify right side
    12,765,726x = 367,170,133,715,856
  5. Step 5: Solve for x
    x = 367,170,133,715,856/12,765,726
  6. Step 6: Final answer
    x = 28,762,181.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.