Home / 8,399,919.57-11,591,144.98-4,678,466.64

Finding the Fourth Proportional to 8,399,919.57, 11,591,144.98 and 4,678,466.64

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Solution

The fourth proportional to 8,399,919.57, 11,591,144.98 and 4,678,466.64 is: 6,455,869.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,919.57 : 11,591,144.98 = 4,678,466.64 : x
  2. Step 2: Convert to fraction form
    8,399,919.57/11,591,144.98 = 4,678,466.64/x
  3. Step 3: Cross multiply
    8,399,919.57x = 11,591,144.98 × 4,678,466.64
  4. Step 4: Simplify right side
    8,399,919.57x = 54,228,785,108,333.47
  5. Step 5: Solve for x
    x = 54,228,785,108,333.47/8,399,919.57
  6. Step 6: Final answer
    x = 6,455,869.57

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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.