Home / 30,800,509.44-42,504,186.88-17,049,177.60

Finding the Fourth Proportional to 30,800,509.44, 42,504,186.88 and 17,049,177.60

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Solution

The fourth proportional to 30,800,509.44, 42,504,186.88 and 17,049,177.60 is: 23,527,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,800,509.44 : 42,504,186.88 = 17,049,177.60 : x
  2. Step 2: Convert to fraction form
    30,800,509.44/42,504,186.88 = 17,049,177.60/x
  3. Step 3: Cross multiply
    30,800,509.44x = 42,504,186.88 × 17,049,177.60
  4. Step 4: Simplify right side
    30,800,509.44x = 724,661,430,860,710
  5. Step 5: Solve for x
    x = 724,661,430,860,710/30,800,509.44
  6. Step 6: Final answer
    x = 23,527,579.38

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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.