Home / 18,375,742.76-25,358,093.70-10,226,805.80

Finding the Fourth Proportional to 18,375,742.76, 25,358,093.70 and 10,226,805.80

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Solution

The fourth proportional to 18,375,742.76, 25,358,093.70 and 10,226,805.80 is: 14,112,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375,742.76 : 25,358,093.70 = 10,226,805.80 : x
  2. Step 2: Convert to fraction form
    18,375,742.76/25,358,093.70 = 10,226,805.80/x
  3. Step 3: Cross multiply
    18,375,742.76x = 25,358,093.70 × 10,226,805.80
  4. Step 4: Simplify right side
    18,375,742.76x = 259,332,299,728,103.47
  5. Step 5: Solve for x
    x = 259,332,299,728,103.47/18,375,742.76
  6. Step 6: Final answer
    x = 14,112,751.96

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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.