Home / 19,103,648.72-28,601,661.59-17,166,546.27

Finding the Fourth Proportional to 19,103,648.72, 28,601,661.59 and 17,166,546.27

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Solution

The fourth proportional to 19,103,648.72, 28,601,661.59 and 17,166,546.27 is: 25,701,464.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103,648.72 : 28,601,661.59 = 17,166,546.27 : x
  2. Step 2: Convert to fraction form
    19,103,648.72/28,601,661.59 = 17,166,546.27/x
  3. Step 3: Cross multiply
    19,103,648.72x = 28,601,661.59 × 17,166,546.27
  4. Step 4: Simplify right side
    19,103,648.72x = 490,991,747,233,789.38
  5. Step 5: Solve for x
    x = 490,991,747,233,789.38/19,103,648.72
  6. Step 6: Final answer
    x = 25,701,464.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.