Home / 6,989,844.74-10,485,372.57-2,133,243.85

Finding the Fourth Proportional to 6,989,844.74, 10,485,372.57 and 2,133,243.85

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Solution

The fourth proportional to 6,989,844.74, 10,485,372.57 and 2,133,243.85 is: 3,200,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,844.74 : 10,485,372.57 = 2,133,243.85 : x
  2. Step 2: Convert to fraction form
    6,989,844.74/10,485,372.57 = 2,133,243.85/x
  3. Step 3: Cross multiply
    6,989,844.74x = 10,485,372.57 × 2,133,243.85
  4. Step 4: Simplify right side
    6,989,844.74x = 22,367,856,497,484.34
  5. Step 5: Solve for x
    x = 22,367,856,497,484.34/6,989,844.74
  6. Step 6: Final answer
    x = 3,200,050.55

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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.