Home / 13,912,665.27-19,196,603.01-8,032,197.56

Finding the Fourth Proportional to 13,912,665.27, 19,196,603.01 and 8,032,197.56

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Solution

The fourth proportional to 13,912,665.27, 19,196,603.01 and 8,032,197.56 is: 11,082,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,912,665.27 : 19,196,603.01 = 8,032,197.56 : x
  2. Step 2: Convert to fraction form
    13,912,665.27/19,196,603.01 = 8,032,197.56/x
  3. Step 3: Cross multiply
    13,912,665.27x = 19,196,603.01 × 8,032,197.56
  4. Step 4: Simplify right side
    13,912,665.27x = 154,190,907,761,227.66
  5. Step 5: Solve for x
    x = 154,190,907,761,227.66/13,912,665.27
  6. Step 6: Final answer
    x = 11,082,772.77

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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.