Home / 25,183,852.20-37,775,778.30-20,145,004.20

Finding the Fourth Proportional to 25,183,852.20, 37,775,778.30 and 20,145,004.20

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Solution

The fourth proportional to 25,183,852.20, 37,775,778.30 and 20,145,004.20 is: 30,217,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183,852.20 : 37,775,778.30 = 20,145,004.20 : x
  2. Step 2: Convert to fraction form
    25,183,852.20/37,775,778.30 = 20,145,004.20/x
  3. Step 3: Cross multiply
    25,183,852.20x = 37,775,778.30 × 20,145,004.20
  4. Step 4: Simplify right side
    25,183,852.20x = 760,993,212,511,768.75
  5. Step 5: Solve for x
    x = 760,993,212,511,768.75/25,183,852.20
  6. Step 6: Final answer
    x = 30,217,506.30

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Double scale
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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.