Home / 20,560,910.75-45,156,861.13

Finding the Third Proportional to 20,560,910.75 and 45,156,861.13

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Solution

The third proportional to 20,560,910.75 and 45,156,861.13 is: 99,175,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,560,910.75 : 45,156,861.13 = 45,156,861.13 : x
  2. Step 2: Convert to fraction form
    20,560,910.75/45,156,861.13 = 45,156,861.13/x
  3. Step 3: Cross multiply
    20,560,910.75x = 45,156,861.13 × 45,156,861.13
  4. Step 4: Simplify right side
    20,560,910.75x = 2,039,142,106,662,536.25
  5. Step 5: Solve for x
    x = 2,039,142,106,662,536.25/20,560,910.75
  6. Step 6: Final answer
    x = 99,175,670.35

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.