Home / 6,145,890.78-9,214,061.50-3,982,344.64

Finding the Fourth Proportional to 6,145,890.78, 9,214,061.50 and 3,982,344.64

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Solution

The fourth proportional to 6,145,890.78, 9,214,061.50 and 3,982,344.64 is: 5,970,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,890.78 : 9,214,061.50 = 3,982,344.64 : x
  2. Step 2: Convert to fraction form
    6,145,890.78/9,214,061.50 = 3,982,344.64/x
  3. Step 3: Cross multiply
    6,145,890.78x = 9,214,061.50 × 3,982,344.64
  4. Step 4: Simplify right side
    6,145,890.78x = 36,693,568,427,155.36
  5. Step 5: Solve for x
    x = 36,693,568,427,155.36/6,145,890.78
  6. Step 6: Final answer
    x = 5,970,423.12

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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.