Home / 39,691,083.92-59,449,823.84-28,141,542.36

Finding the Fourth Proportional to 39,691,083.92, 59,449,823.84 and 28,141,542.36

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Solution

The fourth proportional to 39,691,083.92, 59,449,823.84 and 28,141,542.36 is: 42,150,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,691,083.92 : 59,449,823.84 = 28,141,542.36 : x
  2. Step 2: Convert to fraction form
    39,691,083.92/59,449,823.84 = 28,141,542.36/x
  3. Step 3: Cross multiply
    39,691,083.92x = 59,449,823.84 × 28,141,542.36
  4. Step 4: Simplify right side
    39,691,083.92x = 1,673,009,735,887,898
  5. Step 5: Solve for x
    x = 1,673,009,735,887,898/39,691,083.92
  6. Step 6: Final answer
    x = 42,150,769.66

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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.