Home / 13,570,078.50-20,985,297.75

Finding the Third Proportional to 13,570,078.50 and 20,985,297.75

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Solution

The third proportional to 13,570,078.50 and 20,985,297.75 is: 32,452,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,570,078.50 : 20,985,297.75 = 20,985,297.75 : x
  2. Step 2: Convert to fraction form
    13,570,078.50/20,985,297.75 = 20,985,297.75/x
  3. Step 3: Cross multiply
    13,570,078.50x = 20,985,297.75 × 20,985,297.75
  4. Step 4: Simplify right side
    13,570,078.50x = 440,382,721,656,155.06
  5. Step 5: Solve for x
    x = 440,382,721,656,155.06/13,570,078.50
  6. Step 6: Final answer
    x = 32,452,481.51

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.