Home / 8,420,505.04-11,620,305.20-4,553,025.20

Finding the Fourth Proportional to 8,420,505.04, 11,620,305.20 and 4,553,025.20

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Solution

The fourth proportional to 8,420,505.04, 11,620,305.20 and 4,553,025.20 is: 6,283,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,420,505.04 : 11,620,305.20 = 4,553,025.20 : x
  2. Step 2: Convert to fraction form
    8,420,505.04/11,620,305.20 = 4,553,025.20/x
  3. Step 3: Cross multiply
    8,420,505.04x = 11,620,305.20 × 4,553,025.20
  4. Step 4: Simplify right side
    8,420,505.04x = 52,907,542,407,291.04
  5. Step 5: Solve for x
    x = 52,907,542,407,291.04/8,420,505.04
  6. Step 6: Final answer
    x = 6,283,179.23

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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.