Home / 30,951,378.50-46,355,882.90-17,965,367.50

Finding the Fourth Proportional to 30,951,378.50, 46,355,882.90 and 17,965,367.50

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Solution

The fourth proportional to 30,951,378.50, 46,355,882.90 and 17,965,367.50 is: 26,906,732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,951,378.50 : 46,355,882.90 = 17,965,367.50 : x
  2. Step 2: Convert to fraction form
    30,951,378.50/46,355,882.90 = 17,965,367.50/x
  3. Step 3: Cross multiply
    30,951,378.50x = 46,355,882.90 × 17,965,367.50
  4. Step 4: Simplify right side
    30,951,378.50x = 832,800,472,085,465.75
  5. Step 5: Solve for x
    x = 832,800,472,085,465.75/30,951,378.50
  6. Step 6: Final answer
    x = 26,906,732.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.