Home / 8,675,638.37-11,972,382.06-4,808,409.20

Finding the Fourth Proportional to 8,675,638.37, 11,972,382.06 and 4,808,409.20

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Solution

The fourth proportional to 8,675,638.37, 11,972,382.06 and 4,808,409.20 is: 6,635,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,638.37 : 11,972,382.06 = 4,808,409.20 : x
  2. Step 2: Convert to fraction form
    8,675,638.37/11,972,382.06 = 4,808,409.20/x
  3. Step 3: Cross multiply
    8,675,638.37x = 11,972,382.06 × 4,808,409.20
  4. Step 4: Simplify right side
    8,675,638.37x = 57,568,112,043,218.95
  5. Step 5: Solve for x
    x = 57,568,112,043,218.95/8,675,638.37
  6. Step 6: Final answer
    x = 6,635,605.31

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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.