Home / 73,757,942.80-110,636,914.20-31,202,141.20

Finding the Fourth Proportional to 73,757,942.80, 110,636,914.20 and 31,202,141.20

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Solution

The fourth proportional to 73,757,942.80, 110,636,914.20 and 31,202,141.20 is: 46,803,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,757,942.80 : 110,636,914.20 = 31,202,141.20 : x
  2. Step 2: Convert to fraction form
    73,757,942.80/110,636,914.20 = 31,202,141.20/x
  3. Step 3: Cross multiply
    73,757,942.80x = 110,636,914.20 × 31,202,141.20
  4. Step 4: Simplify right side
    73,757,942.80x = 3,452,108,618,800,685
  5. Step 5: Solve for x
    x = 3,452,108,618,800,685/73,757,942.80
  6. Step 6: Final answer
    x = 46,803,211.80

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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.