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Finding the Third Proportional to 18,030,010.50 and 36,696,679.88

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Solution

The third proportional to 18,030,010.50 and 36,696,679.88 is: 74,689,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030,010.50 : 36,696,679.88 = 36,696,679.88 : x
  2. Step 2: Convert to fraction form
    18,030,010.50/36,696,679.88 = 36,696,679.88/x
  3. Step 3: Cross multiply
    18,030,010.50x = 36,696,679.88 × 36,696,679.88
  4. Step 4: Simplify right side
    18,030,010.50x = 1,346,646,313,848,230
  5. Step 5: Solve for x
    x = 1,346,646,313,848,230/18,030,010.50
  6. Step 6: Final answer
    x = 74,689,158.60

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.