Home / 6,138,388.20-9,207,582.30-5,193,604.20

Finding the Fourth Proportional to 6,138,388.20, 9,207,582.30 and 5,193,604.20

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Solution

The fourth proportional to 6,138,388.20, 9,207,582.30 and 5,193,604.20 is: 7,790,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,388.20 : 9,207,582.30 = 5,193,604.20 : x
  2. Step 2: Convert to fraction form
    6,138,388.20/9,207,582.30 = 5,193,604.20/x
  3. Step 3: Cross multiply
    6,138,388.20x = 9,207,582.30 × 5,193,604.20
  4. Step 4: Simplify right side
    6,138,388.20x = 47,820,538,105,125.66
  5. Step 5: Solve for x
    x = 47,820,538,105,125.66/6,138,388.20
  6. Step 6: Final answer
    x = 7,790,406.30

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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.