Home / 31,176,364.25-43,021,647.23-17,236,913.46

Finding the Fourth Proportional to 31,176,364.25, 43,021,647.23 and 17,236,913.46

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Solution

The fourth proportional to 31,176,364.25, 43,021,647.23 and 17,236,913.46 is: 23,785,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176,364.25 : 43,021,647.23 = 17,236,913.46 : x
  2. Step 2: Convert to fraction form
    31,176,364.25/43,021,647.23 = 17,236,913.46/x
  3. Step 3: Cross multiply
    31,176,364.25x = 43,021,647.23 × 17,236,913.46
  4. Step 4: Simplify right side
    31,176,364.25x = 741,560,410,123,974.25
  5. Step 5: Solve for x
    x = 741,560,410,123,974.25/31,176,364.25
  6. Step 6: Final answer
    x = 23,785,981.08

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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.