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Finding the Fourth Proportional to 34,790,729.80, 52,086,561.90 and 34,790,729.80

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Solution

The fourth proportional to 34,790,729.80, 52,086,561.90 and 34,790,729.80 is: 52,086,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790,729.80 : 52,086,561.90 = 34,790,729.80 : x
  2. Step 2: Convert to fraction form
    34,790,729.80/52,086,561.90 = 34,790,729.80/x
  3. Step 3: Cross multiply
    34,790,729.80x = 52,086,561.90 × 34,790,729.80
  4. Step 4: Simplify right side
    34,790,729.80x = 1,812,129,501,273,874.50
  5. Step 5: Solve for x
    x = 1,812,129,501,273,874.50/34,790,729.80
  6. Step 6: Final answer
    x = 52,086,561.90

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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.