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Finding the Fourth Proportional to 34,769,718.70, 52,161,576.45 and 29,129,008.30

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Solution

The fourth proportional to 34,769,718.70, 52,161,576.45 and 29,129,008.30 is: 43,699,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,769,718.70 : 52,161,576.45 = 29,129,008.30 : x
  2. Step 2: Convert to fraction form
    34,769,718.70/52,161,576.45 = 29,129,008.30/x
  3. Step 3: Cross multiply
    34,769,718.70x = 52,161,576.45 × 29,129,008.30
  4. Step 4: Simplify right side
    34,769,718.70x = 1,519,414,993,353,134.75
  5. Step 5: Solve for x
    x = 1,519,414,993,353,134.75/34,769,718.70
  6. Step 6: Final answer
    x = 43,699,375.50

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Why These Related Problems?

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