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Finding the Third Proportional to 12,130,578 and 26,687,268

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Solution

The third proportional to 12,130,578 and 26,687,268 is: 58,711,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130,578 : 26,687,268 = 26,687,268 : x
  2. Step 2: Convert to fraction form
    12,130,578/26,687,268 = 26,687,268/x
  3. Step 3: Cross multiply
    12,130,578x = 26,687,268 × 26,687,268
  4. Step 4: Simplify right side
    12,130,578x = 712,210,273,303,824
  5. Step 5: Solve for x
    x = 712,210,273,303,824/12,130,578
  6. Step 6: Final answer
    x = 58,711,981.68

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.