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Finding the Third Proportional to 26,688,420 and 58,270,563

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Solution

The third proportional to 26,688,420 and 58,270,563 is: 127,225,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688,420 : 58,270,563 = 58,270,563 : x
  2. Step 2: Convert to fraction form
    26,688,420/58,270,563 = 58,270,563/x
  3. Step 3: Cross multiply
    26,688,420x = 58,270,563 × 58,270,563
  4. Step 4: Simplify right side
    26,688,420x = 3,395,458,512,336,969
  5. Step 5: Solve for x
    x = 3,395,458,512,336,969/26,688,420
  6. Step 6: Final answer
    x = 127,225,909.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.