Home / 21,457,151.22-29,611,022.76-11,667,525.24

Finding the Fourth Proportional to 21,457,151.22, 29,611,022.76 and 11,667,525.24

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Solution

The fourth proportional to 21,457,151.22, 29,611,022.76 and 11,667,525.24 is: 16,101,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457,151.22 : 29,611,022.76 = 11,667,525.24 : x
  2. Step 2: Convert to fraction form
    21,457,151.22/29,611,022.76 = 11,667,525.24/x
  3. Step 3: Cross multiply
    21,457,151.22x = 29,611,022.76 × 11,667,525.24
  4. Step 4: Simplify right side
    21,457,151.22x = 345,487,355,434,514.50
  5. Step 5: Solve for x
    x = 345,487,355,434,514.50/21,457,151.22
  6. Step 6: Final answer
    x = 16,101,268.61

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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.