Home / 17,131,774.36-23,647,142.52-11,020,202.86

Finding the Fourth Proportional to 17,131,774.36, 23,647,142.52 and 11,020,202.86

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Solution

The fourth proportional to 17,131,774.36, 23,647,142.52 and 11,020,202.86 is: 15,211,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131,774.36 : 23,647,142.52 = 11,020,202.86 : x
  2. Step 2: Convert to fraction form
    17,131,774.36/23,647,142.52 = 11,020,202.86/x
  3. Step 3: Cross multiply
    17,131,774.36x = 23,647,142.52 × 11,020,202.86
  4. Step 4: Simplify right side
    17,131,774.36x = 260,596,307,629,731.59
  5. Step 5: Solve for x
    x = 260,596,307,629,731.59/17,131,774.36
  6. Step 6: Final answer
    x = 15,211,285.31

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1.5x scale

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.