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Finding the Fourth Proportional to 34,978,313.88, 52,474,195.85 and 13,411,233.54

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Solution

The fourth proportional to 34,978,313.88, 52,474,195.85 and 13,411,233.54 is: 20,119,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,978,313.88 : 52,474,195.85 = 13,411,233.54 : x
  2. Step 2: Convert to fraction form
    34,978,313.88/52,474,195.85 = 13,411,233.54/x
  3. Step 3: Cross multiply
    34,978,313.88x = 52,474,195.85 × 13,411,233.54
  4. Step 4: Simplify right side
    34,978,313.88x = 703,743,695,300,992.62
  5. Step 5: Solve for x
    x = 703,743,695,300,992.62/34,978,313.88
  6. Step 6: Final answer
    x = 20,119,428.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.