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Finding the Third Proportional to 12,862,440 and 26,783,340

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Solution

The third proportional to 12,862,440 and 26,783,340 is: 55,770,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862,440 : 26,783,340 = 26,783,340 : x
  2. Step 2: Convert to fraction form
    12,862,440/26,783,340 = 26,783,340/x
  3. Step 3: Cross multiply
    12,862,440x = 26,783,340 × 26,783,340
  4. Step 4: Simplify right side
    12,862,440x = 717,347,301,555,600
  5. Step 5: Solve for x
    x = 717,347,301,555,600/12,862,440
  6. Step 6: Final answer
    x = 55,770,701.48

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.