Home / 5,427,611.75-7,490,104.25-2,980,222.79

Finding the Fourth Proportional to 5,427,611.75, 7,490,104.25 and 2,980,222.79

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Solution

The fourth proportional to 5,427,611.75, 7,490,104.25 and 2,980,222.79 is: 4,112,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,611.75 : 7,490,104.25 = 2,980,222.79 : x
  2. Step 2: Convert to fraction form
    5,427,611.75/7,490,104.25 = 2,980,222.79/x
  3. Step 3: Cross multiply
    5,427,611.75x = 7,490,104.25 × 2,980,222.79
  4. Step 4: Simplify right side
    5,427,611.75x = 22,322,179,389,150.00
  5. Step 5: Solve for x
    x = 22,322,179,389,150.00/5,427,611.75
  6. Step 6: Final answer
    x = 4,112,707.47

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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.