Home / 28,336,101.70-42,504,152.55-16,998,693.70

Finding the Fourth Proportional to 28,336,101.70, 42,504,152.55 and 16,998,693.70

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Solution

The fourth proportional to 28,336,101.70, 42,504,152.55 and 16,998,693.70 is: 25,498,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,336,101.70 : 42,504,152.55 = 16,998,693.70 : x
  2. Step 2: Convert to fraction form
    28,336,101.70/42,504,152.55 = 16,998,693.70/x
  3. Step 3: Cross multiply
    28,336,101.70x = 42,504,152.55 × 16,998,693.70
  4. Step 4: Simplify right side
    28,336,101.70x = 722,515,070,175,523.88
  5. Step 5: Solve for x
    x = 722,515,070,175,523.88/28,336,101.70
  6. Step 6: Final answer
    x = 25,498,040.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.