Home / 13,035,189.75-19,720,556.25

Finding the Third Proportional to 13,035,189.75 and 19,720,556.25

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Solution

The third proportional to 13,035,189.75 and 19,720,556.25 is: 29,834,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,189.75 : 19,720,556.25 = 19,720,556.25 : x
  2. Step 2: Convert to fraction form
    13,035,189.75/19,720,556.25 = 19,720,556.25/x
  3. Step 3: Cross multiply
    13,035,189.75x = 19,720,556.25 × 19,720,556.25
  4. Step 4: Simplify right side
    13,035,189.75x = 388,900,338,809,414.06
  5. Step 5: Solve for x
    x = 388,900,338,809,414.06/13,035,189.75
  6. Step 6: Final answer
    x = 29,834,651.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.