Home / 39,726,015.90-59,589,023.85-21,586,163.10

Finding the Fourth Proportional to 39,726,015.90, 59,589,023.85 and 21,586,163.10

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Solution

The fourth proportional to 39,726,015.90, 59,589,023.85 and 21,586,163.10 is: 32,379,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726,015.90 : 59,589,023.85 = 21,586,163.10 : x
  2. Step 2: Convert to fraction form
    39,726,015.90/59,589,023.85 = 21,586,163.10/x
  3. Step 3: Cross multiply
    39,726,015.90x = 59,589,023.85 × 21,586,163.10
  4. Step 4: Simplify right side
    39,726,015.90x = 1,286,298,387,795,890
  5. Step 5: Solve for x
    x = 1,286,298,387,795,890/39,726,015.90
  6. Step 6: Final answer
    x = 32,379,244.65

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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.