Home / 7,763,616.95-11,647,585.85-3,387,139.19

Finding the Fourth Proportional to 7,763,616.95, 11,647,585.85 and 3,387,139.19

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Solution

The fourth proportional to 7,763,616.95, 11,647,585.85 and 3,387,139.19 is: 5,081,651.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,616.95 : 11,647,585.85 = 3,387,139.19 : x
  2. Step 2: Convert to fraction form
    7,763,616.95/11,647,585.85 = 3,387,139.19/x
  3. Step 3: Cross multiply
    7,763,616.95x = 11,647,585.85 × 3,387,139.19
  4. Step 4: Simplify right side
    7,763,616.95x = 39,451,994,512,212.76
  5. Step 5: Solve for x
    x = 39,451,994,512,212.76/7,763,616.95
  6. Step 6: Final answer
    x = 5,081,651.34

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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.