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Finding the Third Proportional to 12,130,580 and 26,687,272

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Solution

The third proportional to 12,130,580 and 26,687,272 is: 58,711,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130,580 : 26,687,272 = 26,687,272 : x
  2. Step 2: Convert to fraction form
    12,130,580/26,687,272 = 26,687,272/x
  3. Step 3: Cross multiply
    12,130,580x = 26,687,272 × 26,687,272
  4. Step 4: Simplify right side
    12,130,580x = 712,210,486,801,984
  5. Step 5: Solve for x
    x = 712,210,486,801,984/12,130,580
  6. Step 6: Final answer
    x = 58,711,989.60

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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.