Home / 14,378,851.80-21,568,277.70-11,166,586.20

Finding the Fourth Proportional to 14,378,851.80, 21,568,277.70 and 11,166,586.20

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Solution

The fourth proportional to 14,378,851.80, 21,568,277.70 and 11,166,586.20 is: 16,749,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378,851.80 : 21,568,277.70 = 11,166,586.20 : x
  2. Step 2: Convert to fraction form
    14,378,851.80/21,568,277.70 = 11,166,586.20/x
  3. Step 3: Cross multiply
    14,378,851.80x = 21,568,277.70 × 11,166,586.20
  4. Step 4: Simplify right side
    14,378,851.80x = 240,844,032,122,587.72
  5. Step 5: Solve for x
    x = 240,844,032,122,587.72/14,378,851.80
  6. Step 6: Final answer
    x = 16,749,879.30

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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.