Home / 19,735,378.74-29,557,083.66-19,190,553.30

Finding the Fourth Proportional to 19,735,378.74, 29,557,083.66 and 19,190,553.30

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Solution

The fourth proportional to 19,735,378.74, 29,557,083.66 and 19,190,553.30 is: 28,741,114.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735,378.74 : 29,557,083.66 = 19,190,553.30 : x
  2. Step 2: Convert to fraction form
    19,735,378.74/29,557,083.66 = 19,190,553.30/x
  3. Step 3: Cross multiply
    19,735,378.74x = 29,557,083.66 × 19,190,553.30
  4. Step 4: Simplify right side
    19,735,378.74x = 567,216,789,369,789.12
  5. Step 5: Solve for x
    x = 567,216,789,369,789.12/19,735,378.74
  6. Step 6: Final answer
    x = 28,741,114.97

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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.