Home / 8,311,921.92-11,470,343.49-4,640,900.94

Finding the Fourth Proportional to 8,311,921.92, 11,470,343.49 and 4,640,900.94

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Solution

The fourth proportional to 8,311,921.92, 11,470,343.49 and 4,640,900.94 is: 6,404,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,921.92 : 11,470,343.49 = 4,640,900.94 : x
  2. Step 2: Convert to fraction form
    8,311,921.92/11,470,343.49 = 4,640,900.94/x
  3. Step 3: Cross multiply
    8,311,921.92x = 11,470,343.49 × 4,640,900.94
  4. Step 4: Simplify right side
    8,311,921.92x = 53,232,727,884,863.88
  5. Step 5: Solve for x
    x = 53,232,727,884,863.88/8,311,921.92
  6. Step 6: Final answer
    x = 6,404,382.57

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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.