Home / 19,639,182.13-27,105,369.33-11,384,408.03

Finding the Fourth Proportional to 19,639,182.13, 27,105,369.33 and 11,384,408.03

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Solution

The fourth proportional to 19,639,182.13, 27,105,369.33 and 11,384,408.03 is: 15,712,394.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,182.13 : 27,105,369.33 = 11,384,408.03 : x
  2. Step 2: Convert to fraction form
    19,639,182.13/27,105,369.33 = 11,384,408.03/x
  3. Step 3: Cross multiply
    19,639,182.13x = 27,105,369.33 × 11,384,408.03
  4. Step 4: Simplify right side
    19,639,182.13x = 308,578,584,324,331.12
  5. Step 5: Solve for x
    x = 308,578,584,324,331.12/19,639,182.13
  6. Step 6: Final answer
    x = 15,712,394.86

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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.