Home / 18,269,772.75-38,046,145.50

Finding the Third Proportional to 18,269,772.75 and 38,046,145.50

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Solution

The third proportional to 18,269,772.75 and 38,046,145.50 is: 79,229,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,772.75 : 38,046,145.50 = 38,046,145.50 : x
  2. Step 2: Convert to fraction form
    18,269,772.75/38,046,145.50 = 38,046,145.50/x
  3. Step 3: Cross multiply
    18,269,772.75x = 38,046,145.50 × 38,046,145.50
  4. Step 4: Simplify right side
    18,269,772.75x = 1,447,509,187,407,170.25
  5. Step 5: Solve for x
    x = 1,447,509,187,407,170.25/18,269,772.75
  6. Step 6: Final answer
    x = 79,229,731.38

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.