Home / 8,038,145.08-11,089,896.80-4,981,243.96

Finding the Fourth Proportional to 8,038,145.08, 11,089,896.80 and 4,981,243.96

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Solution

The fourth proportional to 8,038,145.08, 11,089,896.80 and 4,981,243.96 is: 6,872,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,145.08 : 11,089,896.80 = 4,981,243.96 : x
  2. Step 2: Convert to fraction form
    8,038,145.08/11,089,896.80 = 4,981,243.96/x
  3. Step 3: Cross multiply
    8,038,145.08x = 11,089,896.80 × 4,981,243.96
  4. Step 4: Simplify right side
    8,038,145.08x = 55,241,481,452,023.33
  5. Step 5: Solve for x
    x = 55,241,481,452,023.33/8,038,145.08
  6. Step 6: Final answer
    x = 6,872,416.57

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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.