Home / 38,248,540.62-52,784,857.54-21,508,548.95

Finding the Fourth Proportional to 38,248,540.62, 52,784,857.54 and 21,508,548.95

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Solution

The fourth proportional to 38,248,540.62, 52,784,857.54 and 21,508,548.95 is: 29,682,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248,540.62 : 52,784,857.54 = 21,508,548.95 : x
  2. Step 2: Convert to fraction form
    38,248,540.62/52,784,857.54 = 21,508,548.95/x
  3. Step 3: Cross multiply
    38,248,540.62x = 52,784,857.54 × 21,508,548.95
  4. Step 4: Simplify right side
    38,248,540.62x = 1,135,325,692,376,714.50
  5. Step 5: Solve for x
    x = 1,135,325,692,376,714.50/38,248,540.62
  6. Step 6: Final answer
    x = 29,682,849.96

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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.