Home / 7,770,336.53-11,648,858.13-2,981,462.63

Finding the Fourth Proportional to 7,770,336.53, 11,648,858.13 and 2,981,462.63

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Solution

The fourth proportional to 7,770,336.53, 11,648,858.13 and 2,981,462.63 is: 4,469,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,336.53 : 11,648,858.13 = 2,981,462.63 : x
  2. Step 2: Convert to fraction form
    7,770,336.53/11,648,858.13 = 2,981,462.63/x
  3. Step 3: Cross multiply
    7,770,336.53x = 11,648,858.13 × 2,981,462.63
  4. Step 4: Simplify right side
    7,770,336.53x = 34,730,635,138,522.39
  5. Step 5: Solve for x
    x = 34,730,635,138,522.39/7,770,336.53
  6. Step 6: Final answer
    x = 4,469,643.63

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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.