Home / 5,621,012.44-7,756,990.78-3,042,692.52

Finding the Fourth Proportional to 5,621,012.44, 7,756,990.78 and 3,042,692.52

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Solution

The fourth proportional to 5,621,012.44, 7,756,990.78 and 3,042,692.52 is: 4,198,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,012.44 : 7,756,990.78 = 3,042,692.52 : x
  2. Step 2: Convert to fraction form
    5,621,012.44/7,756,990.78 = 3,042,692.52/x
  3. Step 3: Cross multiply
    5,621,012.44x = 7,756,990.78 × 3,042,692.52
  4. Step 4: Simplify right side
    5,621,012.44x = 23,602,137,824,014.96
  5. Step 5: Solve for x
    x = 23,602,137,824,014.96/5,621,012.44
  6. Step 6: Final answer
    x = 4,198,912.22

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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.