Home / 18,586,185.75-40,260,820.50

Finding the Third Proportional to 18,586,185.75 and 40,260,820.50

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Solution

The third proportional to 18,586,185.75 and 40,260,820.50 is: 87,211,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586,185.75 : 40,260,820.50 = 40,260,820.50 : x
  2. Step 2: Convert to fraction form
    18,586,185.75/40,260,820.50 = 40,260,820.50/x
  3. Step 3: Cross multiply
    18,586,185.75x = 40,260,820.50 × 40,260,820.50
  4. Step 4: Simplify right side
    18,586,185.75x = 1,620,933,667,333,220.25
  5. Step 5: Solve for x
    x = 1,620,933,667,333,220.25/18,586,185.75
  6. Step 6: Final answer
    x = 87,211,743.66

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.