Home / 19,530,010.20-29,295,015.30-5,346,586.20

Finding the Fourth Proportional to 19,530,010.20, 29,295,015.30 and 5,346,586.20

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Solution

The fourth proportional to 19,530,010.20, 29,295,015.30 and 5,346,586.20 is: 8,019,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530,010.20 : 29,295,015.30 = 5,346,586.20 : x
  2. Step 2: Convert to fraction form
    19,530,010.20/29,295,015.30 = 5,346,586.20/x
  3. Step 3: Cross multiply
    19,530,010.20x = 29,295,015.30 × 5,346,586.20
  4. Step 4: Simplify right side
    19,530,010.20x = 156,628,324,531,768.88
  5. Step 5: Solve for x
    x = 156,628,324,531,768.88/19,530,010.20
  6. Step 6: Final answer
    x = 8,019,879.30

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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.