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Finding the Fourth Proportional to 35,491,235.34, 48,978,052.32 and 19,193,711.34

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Solution

The fourth proportional to 35,491,235.34, 48,978,052.32 and 19,193,711.34 is: 26,487,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491,235.34 : 48,978,052.32 = 19,193,711.34 : x
  2. Step 2: Convert to fraction form
    35,491,235.34/48,978,052.32 = 19,193,711.34/x
  3. Step 3: Cross multiply
    35,491,235.34x = 48,978,052.32 × 19,193,711.34
  4. Step 4: Simplify right side
    35,491,235.34x = 940,070,598,225,497.25
  5. Step 5: Solve for x
    x = 940,070,598,225,497.25/35,491,235.34
  6. Step 6: Final answer
    x = 26,487,401.44

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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.