Home / 8,168,944.36-11,276,227.74-6,422,056.24

Finding the Fourth Proportional to 8,168,944.36, 11,276,227.74 and 6,422,056.24

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Solution

The fourth proportional to 8,168,944.36, 11,276,227.74 and 6,422,056.24 is: 8,864,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,944.36 : 11,276,227.74 = 6,422,056.24 : x
  2. Step 2: Convert to fraction form
    8,168,944.36/11,276,227.74 = 6,422,056.24/x
  3. Step 3: Cross multiply
    8,168,944.36x = 11,276,227.74 × 6,422,056.24
  4. Step 4: Simplify right side
    8,168,944.36x = 72,416,568,721,328.09
  5. Step 5: Solve for x
    x = 72,416,568,721,328.09/8,168,944.36
  6. Step 6: Final answer
    x = 8,864,862.52

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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.