Home / 8,510,879.96-11,744,997.62-4,643,403.72

Finding the Fourth Proportional to 8,510,879.96, 11,744,997.62 and 4,643,403.72

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Solution

The fourth proportional to 8,510,879.96, 11,744,997.62 and 4,643,403.72 is: 6,407,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,879.96 : 11,744,997.62 = 4,643,403.72 : x
  2. Step 2: Convert to fraction form
    8,510,879.96/11,744,997.62 = 4,643,403.72/x
  3. Step 3: Cross multiply
    8,510,879.96x = 11,744,997.62 × 4,643,403.72
  4. Step 4: Simplify right side
    8,510,879.96x = 54,536,765,640,099.14
  5. Step 5: Solve for x
    x = 54,536,765,640,099.14/8,510,879.96
  6. Step 6: Final answer
    x = 6,407,888.01

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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.