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Finding the Third Proportional to 25,336,980 and 55,318,536

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Solution

The third proportional to 25,336,980 and 55,318,536 is: 120,777,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,336,980 : 55,318,536 = 55,318,536 : x
  2. Step 2: Convert to fraction form
    25,336,980/55,318,536 = 55,318,536/x
  3. Step 3: Cross multiply
    25,336,980x = 55,318,536 × 55,318,536
  4. Step 4: Simplify right side
    25,336,980x = 3,060,140,425,183,296
  5. Step 5: Solve for x
    x = 3,060,140,425,183,296/25,336,980
  6. Step 6: Final answer
    x = 120,777,631.16

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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.