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Finding the Fourth Proportional to 5,976,728.88, 8,247,641.38 and 3,530,131.96

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Solution

The fourth proportional to 5,976,728.88, 8,247,641.38 and 3,530,131.96 is: 4,871,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976,728.88 : 8,247,641.38 = 3,530,131.96 : x
  2. Step 2: Convert to fraction form
    5,976,728.88/8,247,641.38 = 3,530,131.96/x
  3. Step 3: Cross multiply
    5,976,728.88x = 8,247,641.38 × 3,530,131.96
  4. Step 4: Simplify right side
    5,976,728.88x = 29,115,262,430,156.50
  5. Step 5: Solve for x
    x = 29,115,262,430,156.50/5,976,728.88
  6. Step 6: Final answer
    x = 4,871,437.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.