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Finding the Third Proportional to 12,768,246 and 17,916,377.63

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Solution

The third proportional to 12,768,246 and 17,916,377.63 is: 25,140,225.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,768,246 : 17,916,377.63 = 17,916,377.63 : x
  2. Step 2: Convert to fraction form
    12,768,246/17,916,377.63 = 17,916,377.63/x
  3. Step 3: Cross multiply
    12,768,246x = 17,916,377.63 × 17,916,377.63
  4. Step 4: Simplify right side
    12,768,246x = 320,996,587,201,600.62
  5. Step 5: Solve for x
    x = 320,996,587,201,600.62/12,768,246
  6. Step 6: Final answer
    x = 25,140,225.78

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.