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Finding the Third Proportional to 28,607,980 and 43,174,414

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Solution

The third proportional to 28,607,980 and 43,174,414 is: 65,157,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607,980 : 43,174,414 = 43,174,414 : x
  2. Step 2: Convert to fraction form
    28,607,980/43,174,414 = 43,174,414/x
  3. Step 3: Cross multiply
    28,607,980x = 43,174,414 × 43,174,414
  4. Step 4: Simplify right side
    28,607,980x = 1,864,030,024,243,396
  5. Step 5: Solve for x
    x = 1,864,030,024,243,396/28,607,980
  6. Step 6: Final answer
    x = 65,157,694.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.