Home / 6,221,546.20-9,332,319.30-5,158,664.20

Finding the Fourth Proportional to 6,221,546.20, 9,332,319.30 and 5,158,664.20

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Solution

The fourth proportional to 6,221,546.20, 9,332,319.30 and 5,158,664.20 is: 7,737,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,546.20 : 9,332,319.30 = 5,158,664.20 : x
  2. Step 2: Convert to fraction form
    6,221,546.20/9,332,319.30 = 5,158,664.20/x
  3. Step 3: Cross multiply
    6,221,546.20x = 9,332,319.30 × 5,158,664.20
  4. Step 4: Simplify right side
    6,221,546.20x = 48,142,301,475,879.06
  5. Step 5: Solve for x
    x = 48,142,301,475,879.06/6,221,546.20
  6. Step 6: Final answer
    x = 7,737,996.30

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Double scale
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Similar ratio
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1.5x scale

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.