Home / 6,313,422.80-9,463,913.40-3,115,931.60

Finding the Fourth Proportional to 6,313,422.80, 9,463,913.40 and 3,115,931.60

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Solution

The fourth proportional to 6,313,422.80, 9,463,913.40 and 3,115,931.60 is: 4,670,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313,422.80 : 9,463,913.40 = 3,115,931.60 : x
  2. Step 2: Convert to fraction form
    6,313,422.80/9,463,913.40 = 3,115,931.60/x
  3. Step 3: Cross multiply
    6,313,422.80x = 9,463,913.40 × 3,115,931.60
  4. Step 4: Simplify right side
    6,313,422.80x = 29,488,906,822,723.44
  5. Step 5: Solve for x
    x = 29,488,906,822,723.44/6,313,422.80
  6. Step 6: Final answer
    x = 4,670,827.18

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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.