Home / 6,434,023.62-8,878,920.39-3,493,814.55

Finding the Fourth Proportional to 6,434,023.62, 8,878,920.39 and 3,493,814.55

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Solution

The fourth proportional to 6,434,023.62, 8,878,920.39 and 3,493,814.55 is: 4,821,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,023.62 : 8,878,920.39 = 3,493,814.55 : x
  2. Step 2: Convert to fraction form
    6,434,023.62/8,878,920.39 = 3,493,814.55/x
  3. Step 3: Cross multiply
    6,434,023.62x = 8,878,920.39 × 3,493,814.55
  4. Step 4: Simplify right side
    6,434,023.62x = 31,021,301,246,873.68
  5. Step 5: Solve for x
    x = 31,021,301,246,873.68/6,434,023.62
  6. Step 6: Final answer
    x = 4,821,446.59

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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.