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Finding the Fourth Proportional to 6,377,734.62, 8,800,894.53 and 3,624,039.90

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Solution

The fourth proportional to 6,377,734.62, 8,800,894.53 and 3,624,039.90 is: 5,000,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377,734.62 : 8,800,894.53 = 3,624,039.90 : x
  2. Step 2: Convert to fraction form
    6,377,734.62/8,800,894.53 = 3,624,039.90/x
  3. Step 3: Cross multiply
    6,377,734.62x = 8,800,894.53 × 3,624,039.90
  4. Step 4: Simplify right side
    6,377,734.62x = 31,894,792,932,411.74
  5. Step 5: Solve for x
    x = 31,894,792,932,411.74/6,377,734.62
  6. Step 6: Final answer
    x = 5,000,959.56

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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.