Home / 10,872,179.25-15,208,052.06

Finding the Third Proportional to 10,872,179.25 and 15,208,052.06

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Solution

The third proportional to 10,872,179.25 and 15,208,052.06 is: 21,273,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,179.25 : 15,208,052.06 = 15,208,052.06 : x
  2. Step 2: Convert to fraction form
    10,872,179.25/15,208,052.06 = 15,208,052.06/x
  3. Step 3: Cross multiply
    10,872,179.25x = 15,208,052.06 × 15,208,052.06
  4. Step 4: Simplify right side
    10,872,179.25x = 231,284,847,535,710.50
  5. Step 5: Solve for x
    x = 231,284,847,535,710.50/10,872,179.25
  6. Step 6: Final answer
    x = 21,273,089.99

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.