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Finding the Fourth Proportional to 5,892,963.20, 8,839,444.80 and 3,331,548.80

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Solution

The fourth proportional to 5,892,963.20, 8,839,444.80 and 3,331,548.80 is: 4,997,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892,963.20 : 8,839,444.80 = 3,331,548.80 : x
  2. Step 2: Convert to fraction form
    5,892,963.20/8,839,444.80 = 3,331,548.80/x
  3. Step 3: Cross multiply
    5,892,963.20x = 8,839,444.80 × 3,331,548.80
  4. Step 4: Simplify right side
    5,892,963.20x = 29,449,041,716,106.24
  5. Step 5: Solve for x
    x = 29,449,041,716,106.24/5,892,963.20
  6. Step 6: Final answer
    x = 4,997,323.20

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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.