Home / 21,422,015.54-29,562,287.95-11,632,380.24

Finding the Fourth Proportional to 21,422,015.54, 29,562,287.95 and 11,632,380.24

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Solution

The fourth proportional to 21,422,015.54, 29,562,287.95 and 11,632,380.24 is: 16,052,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,422,015.54 : 29,562,287.95 = 11,632,380.24 : x
  2. Step 2: Convert to fraction form
    21,422,015.54/29,562,287.95 = 11,632,380.24/x
  3. Step 3: Cross multiply
    21,422,015.54x = 29,562,287.95 × 11,632,380.24
  4. Step 4: Simplify right side
    21,422,015.54x = 343,879,774,198,770.12
  5. Step 5: Solve for x
    x = 343,879,774,198,770.12/21,422,015.54
  6. Step 6: Final answer
    x = 16,052,633.96

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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.