Home / 18,408,668.64-27,606,992.64-6,109,327.84

Finding the Fourth Proportional to 18,408,668.64, 27,606,992.64 and 6,109,327.84

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Solution

The fourth proportional to 18,408,668.64, 27,606,992.64 and 6,109,327.84 is: 9,161,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,408,668.64 : 27,606,992.64 = 6,109,327.84 : x
  2. Step 2: Convert to fraction form
    18,408,668.64/27,606,992.64 = 6,109,327.84/x
  3. Step 3: Cross multiply
    18,408,668.64x = 27,606,992.64 × 6,109,327.84
  4. Step 4: Simplify right side
    18,408,668.64x = 168,660,168,714,227.09
  5. Step 5: Solve for x
    x = 168,660,168,714,227.09/18,408,668.64
  6. Step 6: Final answer
    x = 9,161,997.10

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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.