Home / 19,639,184.62-27,105,372.78-11,384,410.54

Finding the Fourth Proportional to 19,639,184.62, 27,105,372.78 and 11,384,410.54

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Solution

The fourth proportional to 19,639,184.62, 27,105,372.78 and 11,384,410.54 is: 15,712,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,184.62 : 27,105,372.78 = 11,384,410.54 : x
  2. Step 2: Convert to fraction form
    19,639,184.62/27,105,372.78 = 11,384,410.54/x
  3. Step 3: Cross multiply
    19,639,184.62x = 27,105,372.78 × 11,384,410.54
  4. Step 4: Simplify right side
    19,639,184.62x = 308,578,691,567,261.06
  5. Step 5: Solve for x
    x = 308,578,691,567,261.06/19,639,184.62
  6. Step 6: Final answer
    x = 15,712,398.33

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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.