Home / 5,102,063.86-7,040,847.49-2,810,224.57

Finding the Fourth Proportional to 5,102,063.86, 7,040,847.49 and 2,810,224.57

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Solution

The fourth proportional to 5,102,063.86, 7,040,847.49 and 2,810,224.57 is: 3,878,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,063.86 : 7,040,847.49 = 2,810,224.57 : x
  2. Step 2: Convert to fraction form
    5,102,063.86/7,040,847.49 = 2,810,224.57/x
  3. Step 3: Cross multiply
    5,102,063.86x = 7,040,847.49 × 2,810,224.57
  4. Step 4: Simplify right side
    5,102,063.86x = 19,786,362,610,020.83
  5. Step 5: Solve for x
    x = 19,786,362,610,020.83/5,102,063.86
  6. Step 6: Final answer
    x = 3,878,109.56

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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.