Home / 6,116,590.74-8,442,179.58-3,879,921.54

Finding the Fourth Proportional to 6,116,590.74, 8,442,179.58 and 3,879,921.54

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Solution

The fourth proportional to 6,116,590.74, 8,442,179.58 and 3,879,921.54 is: 5,355,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116,590.74 : 8,442,179.58 = 3,879,921.54 : x
  2. Step 2: Convert to fraction form
    6,116,590.74/8,442,179.58 = 3,879,921.54/x
  3. Step 3: Cross multiply
    6,116,590.74x = 8,442,179.58 × 3,879,921.54
  4. Step 4: Simplify right side
    6,116,590.74x = 32,754,994,396,990.15
  5. Step 5: Solve for x
    x = 32,754,994,396,990.15/6,116,590.74
  6. Step 6: Final answer
    x = 5,355,106.43

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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.