Home / 5,451,446.14-8,172,219.89-2,719,829.02

Finding the Fourth Proportional to 5,451,446.14, 8,172,219.89 and 2,719,829.02

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Solution

The fourth proportional to 5,451,446.14, 8,172,219.89 and 2,719,829.02 is: 4,077,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,446.14 : 8,172,219.89 = 2,719,829.02 : x
  2. Step 2: Convert to fraction form
    5,451,446.14/8,172,219.89 = 2,719,829.02/x
  3. Step 3: Cross multiply
    5,451,446.14x = 8,172,219.89 × 2,719,829.02
  4. Step 4: Simplify right side
    5,451,446.14x = 22,227,040,821,442.78
  5. Step 5: Solve for x
    x = 22,227,040,821,442.78/5,451,446.14
  6. Step 6: Final answer
    x = 4,077,274.22

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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.