Home / 18,435,704.40-27,653,556.60-12,696,141.60

Finding the Fourth Proportional to 18,435,704.40, 27,653,556.60 and 12,696,141.60

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Solution

The fourth proportional to 18,435,704.40, 27,653,556.60 and 12,696,141.60 is: 19,044,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,704.40 : 27,653,556.60 = 12,696,141.60 : x
  2. Step 2: Convert to fraction form
    18,435,704.40/27,653,556.60 = 12,696,141.60/x
  3. Step 3: Cross multiply
    18,435,704.40x = 27,653,556.60 × 12,696,141.60
  4. Step 4: Simplify right side
    18,435,704.40x = 351,093,470,337,214.56
  5. Step 5: Solve for x
    x = 351,093,470,337,214.56/18,435,704.40
  6. Step 6: Final answer
    x = 19,044,212.40

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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.