Home / 8,410,885-11,607,012.36-4,543,405.54

Finding the Fourth Proportional to 8,410,885, 11,607,012.36 and 4,543,405.54

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Solution

The fourth proportional to 8,410,885, 11,607,012.36 and 4,543,405.54 is: 6,269,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,885 : 11,607,012.36 = 4,543,405.54 : x
  2. Step 2: Convert to fraction form
    8,410,885/11,607,012.36 = 4,543,405.54/x
  3. Step 3: Cross multiply
    8,410,885x = 11,607,012.36 × 4,543,405.54
  4. Step 4: Simplify right side
    8,410,885x = 52,735,364,259,272.47
  5. Step 5: Solve for x
    x = 52,735,364,259,272.47/8,410,885
  6. Step 6: Final answer
    x = 6,269,894.82

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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.