Home / 31,504,965.70-47,257,448.55-11,307,583.30

Finding the Fourth Proportional to 31,504,965.70, 47,257,448.55 and 11,307,583.30

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Solution

The fourth proportional to 31,504,965.70, 47,257,448.55 and 11,307,583.30 is: 16,961,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504,965.70 : 47,257,448.55 = 11,307,583.30 : x
  2. Step 2: Convert to fraction form
    31,504,965.70/47,257,448.55 = 11,307,583.30/x
  3. Step 3: Cross multiply
    31,504,965.70x = 47,257,448.55 × 11,307,583.30
  4. Step 4: Simplify right side
    31,504,965.70x = 534,367,536,024,589.19
  5. Step 5: Solve for x
    x = 534,367,536,024,589.19/31,504,965.70
  6. Step 6: Final answer
    x = 16,961,374.95

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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.