Home / 19,669,600.80-29,504,401.20-11,166,544.80

Finding the Fourth Proportional to 19,669,600.80, 29,504,401.20 and 11,166,544.80

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Solution

The fourth proportional to 19,669,600.80, 29,504,401.20 and 11,166,544.80 is: 16,749,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669,600.80 : 29,504,401.20 = 11,166,544.80 : x
  2. Step 2: Convert to fraction form
    19,669,600.80/29,504,401.20 = 11,166,544.80/x
  3. Step 3: Cross multiply
    19,669,600.80x = 29,504,401.20 × 11,166,544.80
  4. Step 4: Simplify right side
    19,669,600.80x = 329,462,217,796,973.75
  5. Step 5: Solve for x
    x = 329,462,217,796,973.75/19,669,600.80
  6. Step 6: Final answer
    x = 16,749,817.20

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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.