Home / 12,295,131.20-18,454,506.60-6,236,703.80

Finding the Fourth Proportional to 12,295,131.20, 18,454,506.60 and 6,236,703.80

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Solution

The fourth proportional to 12,295,131.20, 18,454,506.60 and 6,236,703.80 is: 9,361,046.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,131.20 : 18,454,506.60 = 6,236,703.80 : x
  2. Step 2: Convert to fraction form
    12,295,131.20/18,454,506.60 = 6,236,703.80/x
  3. Step 3: Cross multiply
    12,295,131.20x = 18,454,506.60 × 6,236,703.80
  4. Step 4: Simplify right side
    12,295,131.20x = 115,095,291,439,345.08
  5. Step 5: Solve for x
    x = 115,095,291,439,345.08/12,295,131.20
  6. Step 6: Final answer
    x = 9,361,046.22

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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.