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Finding the Fourth Proportional to 8,244,904.80, 12,348,694.80 and 4,885,672.80

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Solution

The fourth proportional to 8,244,904.80, 12,348,694.80 and 4,885,672.80 is: 7,317,450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244,904.80 : 12,348,694.80 = 4,885,672.80 : x
  2. Step 2: Convert to fraction form
    8,244,904.80/12,348,694.80 = 4,885,672.80/x
  3. Step 3: Cross multiply
    8,244,904.80x = 12,348,694.80 × 4,885,672.80
  4. Step 4: Simplify right side
    8,244,904.80x = 60,331,682,299,861.44
  5. Step 5: Solve for x
    x = 60,331,682,299,861.44/8,244,904.80
  6. Step 6: Final answer
    x = 7,317,450.45

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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.