Home / 19,815,588.60-27,345,736.76-10,995,198.88

Finding the Fourth Proportional to 19,815,588.60, 27,345,736.76 and 10,995,198.88

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Solution

The fourth proportional to 19,815,588.60, 27,345,736.76 and 10,995,198.88 is: 15,173,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,815,588.60 : 27,345,736.76 = 10,995,198.88 : x
  2. Step 2: Convert to fraction form
    19,815,588.60/27,345,736.76 = 10,995,198.88/x
  3. Step 3: Cross multiply
    19,815,588.60x = 27,345,736.76 × 10,995,198.88
  4. Step 4: Simplify right side
    19,815,588.60x = 300,671,814,196,326.88
  5. Step 5: Solve for x
    x = 300,671,814,196,326.88/19,815,588.60
  6. Step 6: Final answer
    x = 15,173,499.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.