Home / 6,921,240.75-15,145,710.75

Finding the Third Proportional to 6,921,240.75 and 15,145,710.75

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Solution

The third proportional to 6,921,240.75 and 15,145,710.75 is: 33,143,270.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,240.75 : 15,145,710.75 = 15,145,710.75 : x
  2. Step 2: Convert to fraction form
    6,921,240.75/15,145,710.75 = 15,145,710.75/x
  3. Step 3: Cross multiply
    6,921,240.75x = 15,145,710.75 × 15,145,710.75
  4. Step 4: Simplify right side
    6,921,240.75x = 229,392,554,122,665.56
  5. Step 5: Solve for x
    x = 229,392,554,122,665.56/6,921,240.75
  6. Step 6: Final answer
    x = 33,143,270.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.