Home / 19,940,556.21-29,910,830.89-6,303,275.77

Finding the Fourth Proportional to 19,940,556.21, 29,910,830.89 and 6,303,275.77

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Solution

The fourth proportional to 19,940,556.21, 29,910,830.89 and 6,303,275.77 is: 9,454,912.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,940,556.21 : 29,910,830.89 = 6,303,275.77 : x
  2. Step 2: Convert to fraction form
    19,940,556.21/29,910,830.89 = 6,303,275.77/x
  3. Step 3: Cross multiply
    19,940,556.21x = 29,910,830.89 × 6,303,275.77
  4. Step 4: Simplify right side
    19,940,556.21x = 188,536,215,609,504.53
  5. Step 5: Solve for x
    x = 188,536,215,609,504.53/19,940,556.21
  6. Step 6: Final answer
    x = 9,454,912.57

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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.