Home / 17,239,636.80-25,859,455.20-15,783,969.60

Finding the Fourth Proportional to 17,239,636.80, 25,859,455.20 and 15,783,969.60

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Solution

The fourth proportional to 17,239,636.80, 25,859,455.20 and 15,783,969.60 is: 23,675,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239,636.80 : 25,859,455.20 = 15,783,969.60 : x
  2. Step 2: Convert to fraction form
    17,239,636.80/25,859,455.20 = 15,783,969.60/x
  3. Step 3: Cross multiply
    17,239,636.80x = 25,859,455.20 × 15,783,969.60
  4. Step 4: Simplify right side
    17,239,636.80x = 408,164,854,749,361.88
  5. Step 5: Solve for x
    x = 408,164,854,749,361.88/17,239,636.80
  6. Step 6: Final answer
    x = 23,675,954.40

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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.