Home / 18,970,736.50-26,183,163-10,821,974.50

Finding the Fourth Proportional to 18,970,736.50, 26,183,163 and 10,821,974.50

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Solution

The fourth proportional to 18,970,736.50, 26,183,163 and 10,821,974.50 is: 14,936,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,970,736.50 : 26,183,163 = 10,821,974.50 : x
  2. Step 2: Convert to fraction form
    18,970,736.50/26,183,163 = 10,821,974.50/x
  3. Step 3: Cross multiply
    18,970,736.50x = 26,183,163 × 10,821,974.50
  4. Step 4: Simplify right side
    18,970,736.50x = 283,353,522,315,343.50
  5. Step 5: Solve for x
    x = 283,353,522,315,343.50/18,970,736.50
  6. Step 6: Final answer
    x = 14,936,348.01

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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.