Home / 21,984,556.68-30,339,175.32-12,194,682.84

Finding the Fourth Proportional to 21,984,556.68, 30,339,175.32 and 12,194,682.84

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Solution

The fourth proportional to 21,984,556.68, 30,339,175.32 and 12,194,682.84 is: 16,828,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,556.68 : 30,339,175.32 = 12,194,682.84 : x
  2. Step 2: Convert to fraction form
    21,984,556.68/30,339,175.32 = 12,194,682.84/x
  3. Step 3: Cross multiply
    21,984,556.68x = 30,339,175.32 × 12,194,682.84
  4. Step 4: Simplify right side
    21,984,556.68x = 369,976,620,654,555.50
  5. Step 5: Solve for x
    x = 369,976,620,654,555.50/21,984,556.68
  6. Step 6: Final answer
    x = 16,828,932.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.