Home / 6,645,429.15-9,968,143.73-3,622,120.35

Finding the Fourth Proportional to 6,645,429.15, 9,968,143.73 and 3,622,120.35

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Solution

The fourth proportional to 6,645,429.15, 9,968,143.73 and 3,622,120.35 is: 5,433,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,429.15 : 9,968,143.73 = 3,622,120.35 : x
  2. Step 2: Convert to fraction form
    6,645,429.15/9,968,143.73 = 3,622,120.35/x
  3. Step 3: Cross multiply
    6,645,429.15x = 9,968,143.73 × 3,622,120.35
  4. Step 4: Simplify right side
    6,645,429.15x = 36,105,816,256,157.91
  5. Step 5: Solve for x
    x = 36,105,816,256,157.91/6,645,429.15
  6. Step 6: Final answer
    x = 5,433,180.53

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Double scale
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Similar ratio
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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.