Home / 12,361,629.60-18,550,317.60-7,244,049.60

Finding the Fourth Proportional to 12,361,629.60, 18,550,317.60 and 7,244,049.60

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Solution

The fourth proportional to 12,361,629.60, 18,550,317.60 and 7,244,049.60 is: 10,870,688.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,629.60 : 18,550,317.60 = 7,244,049.60 : x
  2. Step 2: Convert to fraction form
    12,361,629.60/18,550,317.60 = 7,244,049.60/x
  3. Step 3: Cross multiply
    12,361,629.60x = 18,550,317.60 × 7,244,049.60
  4. Step 4: Simplify right side
    12,361,629.60x = 134,379,420,790,152.97
  5. Step 5: Solve for x
    x = 134,379,420,790,152.97/12,361,629.60
  6. Step 6: Final answer
    x = 10,870,688.18

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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.