Home / 8,675,638.56-11,972,382.32-4,808,409.39

Finding the Fourth Proportional to 8,675,638.56, 11,972,382.32 and 4,808,409.39

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Solution

The fourth proportional to 8,675,638.56, 11,972,382.32 and 4,808,409.39 is: 6,635,605.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,638.56 : 11,972,382.32 = 4,808,409.39 : x
  2. Step 2: Convert to fraction form
    8,675,638.56/11,972,382.32 = 4,808,409.39/x
  3. Step 3: Cross multiply
    8,675,638.56x = 11,972,382.32 × 4,808,409.39
  4. Step 4: Simplify right side
    8,675,638.56x = 57,568,115,568,157.98
  5. Step 5: Solve for x
    x = 57,568,115,568,157.98/8,675,638.56
  6. Step 6: Final answer
    x = 6,635,605.57

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1.5x scale

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.