Home / 20,170,586.16-27,836,724.24-11,469,568.32

Finding the Fourth Proportional to 20,170,586.16, 27,836,724.24 and 11,469,568.32

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Solution

The fourth proportional to 20,170,586.16, 27,836,724.24 and 11,469,568.32 is: 15,828,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,170,586.16 : 27,836,724.24 = 11,469,568.32 : x
  2. Step 2: Convert to fraction form
    20,170,586.16/27,836,724.24 = 11,469,568.32/x
  3. Step 3: Cross multiply
    20,170,586.16x = 27,836,724.24 × 11,469,568.32
  4. Step 4: Simplify right side
    20,170,586.16x = 319,275,210,475,680.06
  5. Step 5: Solve for x
    x = 319,275,210,475,680.06/20,170,586.16
  6. Step 6: Final answer
    x = 15,828,752.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.