Home / 21,477,102.46-29,638,406.22-11,819,310.46

Finding the Fourth Proportional to 21,477,102.46, 29,638,406.22 and 11,819,310.46

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Solution

The fourth proportional to 21,477,102.46, 29,638,406.22 and 11,819,310.46 is: 16,310,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,477,102.46 : 29,638,406.22 = 11,819,310.46 : x
  2. Step 2: Convert to fraction form
    21,477,102.46/29,638,406.22 = 11,819,310.46/x
  3. Step 3: Cross multiply
    21,477,102.46x = 29,638,406.22 × 11,819,310.46
  4. Step 4: Simplify right side
    21,477,102.46x = 350,305,524,653,775.06
  5. Step 5: Solve for x
    x = 350,305,524,653,775.06/21,477,102.46
  6. Step 6: Final answer
    x = 16,310,651.09

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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.