Home / 8,858,399.82-12,224,627.92-4,990,977.06

Finding the Fourth Proportional to 8,858,399.82, 12,224,627.92 and 4,990,977.06

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Solution

The fourth proportional to 8,858,399.82, 12,224,627.92 and 4,990,977.06 is: 6,887,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,399.82 : 12,224,627.92 = 4,990,977.06 : x
  2. Step 2: Convert to fraction form
    8,858,399.82/12,224,627.92 = 4,990,977.06/x
  3. Step 3: Cross multiply
    8,858,399.82x = 12,224,627.92 × 4,990,977.06
  4. Step 4: Simplify right side
    8,858,399.82x = 61,012,837,515,755.51
  5. Step 5: Solve for x
    x = 61,012,837,515,755.51/8,858,399.82
  6. Step 6: Final answer
    x = 6,887,568.72

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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.