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Finding the Third Proportional to 12,774,619 and 28,022,439

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Solution

The third proportional to 12,774,619 and 28,022,439 is: 61,470,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,619 : 28,022,439 = 28,022,439 : x
  2. Step 2: Convert to fraction form
    12,774,619/28,022,439 = 28,022,439/x
  3. Step 3: Cross multiply
    12,774,619x = 28,022,439 × 28,022,439
  4. Step 4: Simplify right side
    12,774,619x = 785,257,087,508,721
  5. Step 5: Solve for x
    x = 785,257,087,508,721/12,774,619
  6. Step 6: Final answer
    x = 61,470,098.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.