Home / 5,020,200.80-6,927,930.80-2,728,361.60

Finding the Fourth Proportional to 5,020,200.80, 6,927,930.80 and 2,728,361.60

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Solution

The fourth proportional to 5,020,200.80, 6,927,930.80 and 2,728,361.60 is: 3,765,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020,200.80 : 6,927,930.80 = 2,728,361.60 : x
  2. Step 2: Convert to fraction form
    5,020,200.80/6,927,930.80 = 2,728,361.60/x
  3. Step 3: Cross multiply
    5,020,200.80x = 6,927,930.80 × 2,728,361.60
  4. Step 4: Simplify right side
    5,020,200.80x = 18,901,900,362,177.28
  5. Step 5: Solve for x
    x = 18,901,900,362,177.28/5,020,200.80
  6. Step 6: Final answer
    x = 3,765,168.19

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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.