Home / 19,115,817.75-28,315,391.25

Finding the Third Proportional to 19,115,817.75 and 28,315,391.25

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Solution

The third proportional to 19,115,817.75 and 28,315,391.25 is: 41,942,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,115,817.75 : 28,315,391.25 = 28,315,391.25 : x
  2. Step 2: Convert to fraction form
    19,115,817.75/28,315,391.25 = 28,315,391.25/x
  3. Step 3: Cross multiply
    19,115,817.75x = 28,315,391.25 × 28,315,391.25
  4. Step 4: Simplify right side
    19,115,817.75x = 801,761,381,640,576.50
  5. Step 5: Solve for x
    x = 801,761,381,640,576.50/19,115,817.75
  6. Step 6: Final answer
    x = 41,942,300.98

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.