Home / 2,587,021.50-5,442,189.75

Finding the Third Proportional to 2,587,021.50 and 5,442,189.75

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Solution

The third proportional to 2,587,021.50 and 5,442,189.75 is: 11,448,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,021.50 : 5,442,189.75 = 5,442,189.75 : x
  2. Step 2: Convert to fraction form
    2,587,021.50/5,442,189.75 = 5,442,189.75/x
  3. Step 3: Cross multiply
    2,587,021.50x = 5,442,189.75 × 5,442,189.75
  4. Step 4: Simplify right side
    2,587,021.50x = 29,617,429,275,005.06
  5. Step 5: Solve for x
    x = 29,617,429,275,005.06/2,587,021.50
  6. Step 6: Final answer
    x = 11,448,466.61

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.