Home / 3,929,320.13-8,589,096.56

Finding the Third Proportional to 3,929,320.13 and 8,589,096.56

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Solution

The third proportional to 3,929,320.13 and 8,589,096.56 is: 18,774,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,320.13 : 8,589,096.56 = 8,589,096.56 : x
  2. Step 2: Convert to fraction form
    3,929,320.13/8,589,096.56 = 8,589,096.56/x
  3. Step 3: Cross multiply
    3,929,320.13x = 8,589,096.56 × 8,589,096.56
  4. Step 4: Simplify right side
    3,929,320.13x = 73,772,579,759,949.31
  5. Step 5: Solve for x
    x = 73,772,579,759,949.31/3,929,320.13
  6. Step 6: Final answer
    x = 18,774,896.78

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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.