Home / 6,739,738.70-10,109,608.05-1,947,584.30

Finding the Fourth Proportional to 6,739,738.70, 10,109,608.05 and 1,947,584.30

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Solution

The fourth proportional to 6,739,738.70, 10,109,608.05 and 1,947,584.30 is: 2,921,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,738.70 : 10,109,608.05 = 1,947,584.30 : x
  2. Step 2: Convert to fraction form
    6,739,738.70/10,109,608.05 = 1,947,584.30/x
  3. Step 3: Cross multiply
    6,739,738.70x = 10,109,608.05 × 1,947,584.30
  4. Step 4: Simplify right side
    6,739,738.70x = 19,689,313,917,333.62
  5. Step 5: Solve for x
    x = 19,689,313,917,333.62/6,739,738.70
  6. Step 6: Final answer
    x = 2,921,376.45

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Double scale
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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.