Home / 20,062,182.81-27,694,288.22-13,544,640.93

Finding the Fourth Proportional to 20,062,182.81, 27,694,288.22 and 13,544,640.93

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Solution

The fourth proportional to 20,062,182.81, 27,694,288.22 and 13,544,640.93 is: 18,697,326.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,182.81 : 27,694,288.22 = 13,544,640.93 : x
  2. Step 2: Convert to fraction form
    20,062,182.81/27,694,288.22 = 13,544,640.93/x
  3. Step 3: Cross multiply
    20,062,182.81x = 27,694,288.22 × 13,544,640.93
  4. Step 4: Simplify right side
    20,062,182.81x = 375,109,189,684,105.62
  5. Step 5: Solve for x
    x = 375,109,189,684,105.62/20,062,182.81
  6. Step 6: Final answer
    x = 18,697,326.87

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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.