Home / 11,787,252.80-17,680,879.20-4,214,465.60

Finding the Fourth Proportional to 11,787,252.80, 17,680,879.20 and 4,214,465.60

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Solution

The fourth proportional to 11,787,252.80, 17,680,879.20 and 4,214,465.60 is: 6,321,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,252.80 : 17,680,879.20 = 4,214,465.60 : x
  2. Step 2: Convert to fraction form
    11,787,252.80/17,680,879.20 = 4,214,465.60/x
  3. Step 3: Cross multiply
    11,787,252.80x = 17,680,879.20 × 4,214,465.60
  4. Step 4: Simplify right side
    11,787,252.80x = 74,515,457,166,155.52
  5. Step 5: Solve for x
    x = 74,515,457,166,155.52/11,787,252.80
  6. Step 6: Final answer
    x = 6,321,698.40

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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.