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Finding the Fourth Proportional to 6,373,143.02, 8,794,826.43 and 3,472,557.86

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Solution

The fourth proportional to 6,373,143.02, 8,794,826.43 and 3,472,557.86 is: 4,792,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373,143.02 : 8,794,826.43 = 3,472,557.86 : x
  2. Step 2: Convert to fraction form
    6,373,143.02/8,794,826.43 = 3,472,557.86/x
  3. Step 3: Cross multiply
    6,373,143.02x = 8,794,826.43 × 3,472,557.86
  4. Step 4: Simplify right side
    6,373,143.02x = 30,540,543,646,832.24
  5. Step 5: Solve for x
    x = 30,540,543,646,832.24/6,373,143.02
  6. Step 6: Final answer
    x = 4,792,069.40

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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.