Home / 8,022,393.90-12,032,409.78-2,631,613.86

Finding the Fourth Proportional to 8,022,393.90, 12,032,409.78 and 2,631,613.86

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Solution

The fourth proportional to 8,022,393.90, 12,032,409.78 and 2,631,613.86 is: 3,947,033.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022,393.90 : 12,032,409.78 = 2,631,613.86 : x
  2. Step 2: Convert to fraction form
    8,022,393.90/12,032,409.78 = 2,631,613.86/x
  3. Step 3: Cross multiply
    8,022,393.90x = 12,032,409.78 × 2,631,613.86
  4. Step 4: Simplify right side
    8,022,393.90x = 31,664,656,346,247.55
  5. Step 5: Solve for x
    x = 31,664,656,346,247.55/8,022,393.90
  6. Step 6: Final answer
    x = 3,947,033.36

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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.