Home / 19,467,945.73-29,186,171.38-11,892,352.69

Finding the Fourth Proportional to 19,467,945.73, 29,186,171.38 and 11,892,352.69

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Solution

The fourth proportional to 19,467,945.73, 29,186,171.38 and 11,892,352.69 is: 17,828,909.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467,945.73 : 29,186,171.38 = 11,892,352.69 : x
  2. Step 2: Convert to fraction form
    19,467,945.73/29,186,171.38 = 11,892,352.69/x
  3. Step 3: Cross multiply
    19,467,945.73x = 29,186,171.38 × 11,892,352.69
  4. Step 4: Simplify right side
    19,467,945.73x = 347,092,243,721,744
  5. Step 5: Solve for x
    x = 347,092,243,721,744/19,467,945.73
  6. Step 6: Final answer
    x = 17,828,909.56

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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.