Home / 49,029,838.36-67,656,169.82-30,188,428.36

Finding the Fourth Proportional to 49,029,838.36, 67,656,169.82 and 30,188,428.36

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Solution

The fourth proportional to 49,029,838.36, 67,656,169.82 and 30,188,428.36 is: 41,656,948.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,029,838.36 : 67,656,169.82 = 30,188,428.36 : x
  2. Step 2: Convert to fraction form
    49,029,838.36/67,656,169.82 = 30,188,428.36/x
  3. Step 3: Cross multiply
    49,029,838.36x = 67,656,169.82 × 30,188,428.36
  4. Step 4: Simplify right side
    49,029,838.36x = 2,042,433,435,723,063.75
  5. Step 5: Solve for x
    x = 2,042,433,435,723,063.75/49,029,838.36
  6. Step 6: Final answer
    x = 41,656,948.18

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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.