Home / 19,617,039.20-27,071,488.73-12,171,932.16

Finding the Fourth Proportional to 19,617,039.20, 27,071,488.73 and 12,171,932.16

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Solution

The fourth proportional to 19,617,039.20, 27,071,488.73 and 12,171,932.16 is: 16,797,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617,039.20 : 27,071,488.73 = 12,171,932.16 : x
  2. Step 2: Convert to fraction form
    19,617,039.20/27,071,488.73 = 12,171,932.16/x
  3. Step 3: Cross multiply
    19,617,039.20x = 27,071,488.73 × 12,171,932.16
  4. Step 4: Simplify right side
    19,617,039.20x = 329,512,324,230,904.94
  5. Step 5: Solve for x
    x = 329,512,324,230,904.94/19,617,039.20
  6. Step 6: Final answer
    x = 16,797,250.64

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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.