Home / 18,982,949.44-26,196,460.68-10,281,121.60

Finding the Fourth Proportional to 18,982,949.44, 26,196,460.68 and 10,281,121.60

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Solution

The fourth proportional to 18,982,949.44, 26,196,460.68 and 10,281,121.60 is: 14,187,942.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982,949.44 : 26,196,460.68 = 10,281,121.60 : x
  2. Step 2: Convert to fraction form
    18,982,949.44/26,196,460.68 = 10,281,121.60/x
  3. Step 3: Cross multiply
    18,982,949.44x = 26,196,460.68 × 10,281,121.60
  4. Step 4: Simplify right side
    18,982,949.44x = 269,328,997,740,698.69
  5. Step 5: Solve for x
    x = 269,328,997,740,698.69/18,982,949.44
  6. Step 6: Final answer
    x = 14,187,942.64

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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.