Home / 12,238,588.20-18,357,882.30-5,861,296.20

Finding the Fourth Proportional to 12,238,588.20, 18,357,882.30 and 5,861,296.20

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Solution

The fourth proportional to 12,238,588.20, 18,357,882.30 and 5,861,296.20 is: 8,791,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238,588.20 : 18,357,882.30 = 5,861,296.20 : x
  2. Step 2: Convert to fraction form
    12,238,588.20/18,357,882.30 = 5,861,296.20/x
  3. Step 3: Cross multiply
    12,238,588.20x = 18,357,882.30 × 5,861,296.20
  4. Step 4: Simplify right side
    12,238,588.20x = 107,600,985,765,037.27
  5. Step 5: Solve for x
    x = 107,600,985,765,037.27/12,238,588.20
  6. Step 6: Final answer
    x = 8,791,944.30

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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.