Home / 23,116,767.38-31,901,654.21-13,193,450.86

Finding the Fourth Proportional to 23,116,767.38, 31,901,654.21 and 13,193,450.86

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Solution

The fourth proportional to 23,116,767.38, 31,901,654.21 and 13,193,450.86 is: 18,207,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116,767.38 : 31,901,654.21 = 13,193,450.86 : x
  2. Step 2: Convert to fraction form
    23,116,767.38/31,901,654.21 = 13,193,450.86/x
  3. Step 3: Cross multiply
    23,116,767.38x = 31,901,654.21 × 13,193,450.86
  4. Step 4: Simplify right side
    23,116,767.38x = 420,892,907,125,576.56
  5. Step 5: Solve for x
    x = 420,892,907,125,576.56/23,116,767.38
  6. Step 6: Final answer
    x = 18,207,256.24

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1.5x scale

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.