Home / 7,311,174.80-10,089,736.60-4,047,989.66

Finding the Fourth Proportional to 7,311,174.80, 10,089,736.60 and 4,047,989.66

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Solution

The fourth proportional to 7,311,174.80, 10,089,736.60 and 4,047,989.66 is: 5,586,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,174.80 : 10,089,736.60 = 4,047,989.66 : x
  2. Step 2: Convert to fraction form
    7,311,174.80/10,089,736.60 = 4,047,989.66/x
  3. Step 3: Cross multiply
    7,311,174.80x = 10,089,736.60 × 4,047,989.66
  4. Step 4: Simplify right side
    7,311,174.80x = 40,843,149,444,027.92
  5. Step 5: Solve for x
    x = 40,843,149,444,027.92/7,311,174.80
  6. Step 6: Final answer
    x = 5,586,400.35

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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.