Home / 18,504,834.86-25,538,580.52-10,664,622.38

Finding the Fourth Proportional to 18,504,834.86, 25,538,580.52 and 10,664,622.38

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Solution

The fourth proportional to 18,504,834.86, 25,538,580.52 and 10,664,622.38 is: 14,718,278.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,834.86 : 25,538,580.52 = 10,664,622.38 : x
  2. Step 2: Convert to fraction form
    18,504,834.86/25,538,580.52 = 10,664,622.38/x
  3. Step 3: Cross multiply
    18,504,834.86x = 25,538,580.52 × 10,664,622.38
  4. Step 4: Simplify right side
    18,504,834.86x = 272,359,317,367,024.06
  5. Step 5: Solve for x
    x = 272,359,317,367,024.06/18,504,834.86
  6. Step 6: Final answer
    x = 14,718,278.73

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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.