Home / 7,254,442.72-10,882,992.56-2,992,285.88

Finding the Fourth Proportional to 7,254,442.72, 10,882,992.56 and 2,992,285.88

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Solution

The fourth proportional to 7,254,442.72, 10,882,992.56 and 2,992,285.88 is: 4,488,976.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,442.72 : 10,882,992.56 = 2,992,285.88 : x
  2. Step 2: Convert to fraction form
    7,254,442.72/10,882,992.56 = 2,992,285.88/x
  3. Step 3: Cross multiply
    7,254,442.72x = 10,882,992.56 × 2,992,285.88
  4. Step 4: Simplify right side
    7,254,442.72x = 32,565,024,969,433.05
  5. Step 5: Solve for x
    x = 32,565,024,969,433.05/7,254,442.72
  6. Step 6: Final answer
    x = 4,488,976.79

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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.