Home / 6,912,048.20-10,368,072.30-2,922,960.20

Finding the Fourth Proportional to 6,912,048.20, 10,368,072.30 and 2,922,960.20

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Solution

The fourth proportional to 6,912,048.20, 10,368,072.30 and 2,922,960.20 is: 4,384,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,048.20 : 10,368,072.30 = 2,922,960.20 : x
  2. Step 2: Convert to fraction form
    6,912,048.20/10,368,072.30 = 2,922,960.20/x
  3. Step 3: Cross multiply
    6,912,048.20x = 10,368,072.30 × 2,922,960.20
  4. Step 4: Simplify right side
    6,912,048.20x = 30,305,462,683,622.46
  5. Step 5: Solve for x
    x = 30,305,462,683,622.46/6,912,048.20
  6. Step 6: Final answer
    x = 4,384,440.30

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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.