Home / 5,925,815.20-8,178,288.64-3,347,662.05

Finding the Fourth Proportional to 5,925,815.20, 8,178,288.64 and 3,347,662.05

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Solution

The fourth proportional to 5,925,815.20, 8,178,288.64 and 3,347,662.05 is: 4,620,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925,815.20 : 8,178,288.64 = 3,347,662.05 : x
  2. Step 2: Convert to fraction form
    5,925,815.20/8,178,288.64 = 3,347,662.05/x
  3. Step 3: Cross multiply
    5,925,815.20x = 8,178,288.64 × 3,347,662.05
  4. Step 4: Simplify right side
    5,925,815.20x = 27,378,146,514,074.11
  5. Step 5: Solve for x
    x = 27,378,146,514,074.11/5,925,815.20
  6. Step 6: Final answer
    x = 4,620,148.55

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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.