Home / 21,954,364.11-30,296,992.46-12,165,442.02

Finding the Fourth Proportional to 21,954,364.11, 30,296,992.46 and 12,165,442.02

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Solution

The fourth proportional to 21,954,364.11, 30,296,992.46 and 12,165,442.02 is: 16,788,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954,364.11 : 30,296,992.46 = 12,165,442.02 : x
  2. Step 2: Convert to fraction form
    21,954,364.11/30,296,992.46 = 12,165,442.02/x
  3. Step 3: Cross multiply
    21,954,364.11x = 30,296,992.46 × 12,165,442.02
  4. Step 4: Simplify right side
    21,954,364.11x = 368,576,305,091,679.94
  5. Step 5: Solve for x
    x = 368,576,305,091,679.94/21,954,364.11
  6. Step 6: Final answer
    x = 16,788,293.35

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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.