Home / 7,763,621.27-11,647,592.33-3,387,143.50

Finding the Fourth Proportional to 7,763,621.27, 11,647,592.33 and 3,387,143.50

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Solution

The fourth proportional to 7,763,621.27, 11,647,592.33 and 3,387,143.50 is: 5,081,657.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,621.27 : 11,647,592.33 = 3,387,143.50 : x
  2. Step 2: Convert to fraction form
    7,763,621.27/11,647,592.33 = 3,387,143.50/x
  3. Step 3: Cross multiply
    7,763,621.27x = 11,647,592.33 × 3,387,143.50
  4. Step 4: Simplify right side
    7,763,621.27x = 39,452,066,648,833.12
  5. Step 5: Solve for x
    x = 39,452,066,648,833.12/7,763,621.27
  6. Step 6: Final answer
    x = 5,081,657.81

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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.