Home / 11,812,738.75-16,305,182.45-6,852,433.62

Finding the Fourth Proportional to 11,812,738.75, 16,305,182.45 and 6,852,433.62

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Solution

The fourth proportional to 11,812,738.75, 16,305,182.45 and 6,852,433.62 is: 9,458,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,738.75 : 16,305,182.45 = 6,852,433.62 : x
  2. Step 2: Convert to fraction form
    11,812,738.75/16,305,182.45 = 6,852,433.62/x
  3. Step 3: Cross multiply
    11,812,738.75x = 16,305,182.45 × 6,852,433.62
  4. Step 4: Simplify right side
    11,812,738.75x = 111,730,180,351,285.47
  5. Step 5: Solve for x
    x = 111,730,180,351,285.47/11,812,738.75
  6. Step 6: Final answer
    x = 9,458,448.43

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Double scale
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1.5x scale

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.