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Finding the Third Proportional to 28,380,414 and 43,847,262

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Solution

The third proportional to 28,380,414 and 43,847,262 is: 67,743,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,380,414 : 43,847,262 = 43,847,262 : x
  2. Step 2: Convert to fraction form
    28,380,414/43,847,262 = 43,847,262/x
  3. Step 3: Cross multiply
    28,380,414x = 43,847,262 × 43,847,262
  4. Step 4: Simplify right side
    28,380,414x = 1,922,582,384,896,644
  5. Step 5: Solve for x
    x = 1,922,582,384,896,644/28,380,414
  6. Step 6: Final answer
    x = 67,743,281.86

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.