Home / 12,301,896.60-18,452,844.90-12,231,037.80

Finding the Fourth Proportional to 12,301,896.60, 18,452,844.90 and 12,231,037.80

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Solution

The fourth proportional to 12,301,896.60, 18,452,844.90 and 12,231,037.80 is: 18,346,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,896.60 : 18,452,844.90 = 12,231,037.80 : x
  2. Step 2: Convert to fraction form
    12,301,896.60/18,452,844.90 = 12,231,037.80/x
  3. Step 3: Cross multiply
    12,301,896.60x = 18,452,844.90 × 12,231,037.80
  4. Step 4: Simplify right side
    12,301,896.60x = 225,697,443,489,437.22
  5. Step 5: Solve for x
    x = 225,697,443,489,437.22/12,301,896.60
  6. Step 6: Final answer
    x = 18,346,556.70

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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.