Home / 7,782,924.96-11,661,577.46-2,662,555.77

Finding the Fourth Proportional to 7,782,924.96, 11,661,577.46 and 2,662,555.77

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Solution

The fourth proportional to 7,782,924.96, 11,661,577.46 and 2,662,555.77 is: 3,989,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,924.96 : 11,661,577.46 = 2,662,555.77 : x
  2. Step 2: Convert to fraction form
    7,782,924.96/11,661,577.46 = 2,662,555.77/x
  3. Step 3: Cross multiply
    7,782,924.96x = 11,661,577.46 × 2,662,555.77
  4. Step 4: Simplify right side
    7,782,924.96x = 31,049,600,350,096.75
  5. Step 5: Solve for x
    x = 31,049,600,350,096.75/7,782,924.96
  6. Step 6: Final answer
    x = 3,989,451.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.