Home / 31,392,701.57-43,322,431.78-17,264,446.38

Finding the Fourth Proportional to 31,392,701.57, 43,322,431.78 and 17,264,446.38

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Solution

The fourth proportional to 31,392,701.57, 43,322,431.78 and 17,264,446.38 is: 23,825,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,392,701.57 : 43,322,431.78 = 17,264,446.38 : x
  2. Step 2: Convert to fraction form
    31,392,701.57/43,322,431.78 = 17,264,446.38/x
  3. Step 3: Cross multiply
    31,392,701.57x = 43,322,431.78 × 17,264,446.38
  4. Step 4: Simplify right side
    31,392,701.57x = 747,937,800,330,197
  5. Step 5: Solve for x
    x = 747,937,800,330,197/31,392,701.57
  6. Step 6: Final answer
    x = 23,825,212.96

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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.