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Finding the Fourth Proportional to 6,339,558.86, 8,745,802.91 and 4,273,819.81

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Solution

The fourth proportional to 6,339,558.86, 8,745,802.91 and 4,273,819.81 is: 5,895,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339,558.86 : 8,745,802.91 = 4,273,819.81 : x
  2. Step 2: Convert to fraction form
    6,339,558.86/8,745,802.91 = 4,273,819.81/x
  3. Step 3: Cross multiply
    6,339,558.86x = 8,745,802.91 × 4,273,819.81
  4. Step 4: Simplify right side
    6,339,558.86x = 37,377,985,777,142.24
  5. Step 5: Solve for x
    x = 37,377,985,777,142.24/6,339,558.86
  6. Step 6: Final answer
    x = 5,895,991.59

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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.