Home / 16,821,034.38-23,213,036.66-9,086,076.67

Finding the Fourth Proportional to 16,821,034.38, 23,213,036.66 and 9,086,076.67

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Solution

The fourth proportional to 16,821,034.38, 23,213,036.66 and 9,086,076.67 is: 12,538,790.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,034.38 : 23,213,036.66 = 9,086,076.67 : x
  2. Step 2: Convert to fraction form
    16,821,034.38/23,213,036.66 = 9,086,076.67/x
  3. Step 3: Cross multiply
    16,821,034.38x = 23,213,036.66 × 9,086,076.67
  4. Step 4: Simplify right side
    16,821,034.38x = 210,915,430,836,280.72
  5. Step 5: Solve for x
    x = 210,915,430,836,280.72/16,821,034.38
  6. Step 6: Final answer
    x = 12,538,790.78

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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.