Home / 8,268,405.96-11,407,835.70-4,828,165.32

Finding the Fourth Proportional to 8,268,405.96, 11,407,835.70 and 4,828,165.32

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Solution

The fourth proportional to 8,268,405.96, 11,407,835.70 and 4,828,165.32 is: 6,661,370.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,405.96 : 11,407,835.70 = 4,828,165.32 : x
  2. Step 2: Convert to fraction form
    8,268,405.96/11,407,835.70 = 4,828,165.32/x
  3. Step 3: Cross multiply
    8,268,405.96x = 11,407,835.70 × 4,828,165.32
  4. Step 4: Simplify right side
    8,268,405.96x = 55,078,916,702,997.92
  5. Step 5: Solve for x
    x = 55,078,916,702,997.92/8,268,405.96
  6. Step 6: Final answer
    x = 6,661,370.64

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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.