Home / 22,866,352.68-31,556,198.52-12,942,446.52

Finding the Fourth Proportional to 22,866,352.68, 31,556,198.52 and 12,942,446.52

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Solution

The fourth proportional to 22,866,352.68, 31,556,198.52 and 12,942,446.52 is: 17,860,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,866,352.68 : 31,556,198.52 = 12,942,446.52 : x
  2. Step 2: Convert to fraction form
    22,866,352.68/31,556,198.52 = 12,942,446.52/x
  3. Step 3: Cross multiply
    22,866,352.68x = 31,556,198.52 × 12,942,446.52
  4. Step 4: Simplify right side
    22,866,352.68x = 408,414,411,719,603.12
  5. Step 5: Solve for x
    x = 408,414,411,719,603.12/22,866,352.68
  6. Step 6: Final answer
    x = 17,860,933.81

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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.