Home / 6,231,979.22-8,600,098.66-3,478,507.34

Finding the Fourth Proportional to 6,231,979.22, 8,600,098.66 and 3,478,507.34

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Solution

The fourth proportional to 6,231,979.22, 8,600,098.66 and 3,478,507.34 is: 4,800,321.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231,979.22 : 8,600,098.66 = 3,478,507.34 : x
  2. Step 2: Convert to fraction form
    6,231,979.22/8,600,098.66 = 3,478,507.34/x
  3. Step 3: Cross multiply
    6,231,979.22x = 8,600,098.66 × 3,478,507.34
  4. Step 4: Simplify right side
    6,231,979.22x = 29,915,506,261,837.41
  5. Step 5: Solve for x
    x = 29,915,506,261,837.41/6,231,979.22
  6. Step 6: Final answer
    x = 4,800,321.89

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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.