Home / 8,118,455.56-11,203,435.70-4,447,366.92

Finding the Fourth Proportional to 8,118,455.56, 11,203,435.70 and 4,447,366.92

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Solution

The fourth proportional to 8,118,455.56, 11,203,435.70 and 4,447,366.92 is: 6,137,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,455.56 : 11,203,435.70 = 4,447,366.92 : x
  2. Step 2: Convert to fraction form
    8,118,455.56/11,203,435.70 = 4,447,366.92/x
  3. Step 3: Cross multiply
    8,118,455.56x = 11,203,435.70 × 4,447,366.92
  4. Step 4: Simplify right side
    8,118,455.56x = 49,825,789,322,527.04
  5. Step 5: Solve for x
    x = 49,825,789,322,527.04/8,118,455.56
  6. Step 6: Final answer
    x = 6,137,348.29

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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.