Home / 20,123,183.58-30,184,785.59-6,476,328.15

Finding the Fourth Proportional to 20,123,183.58, 30,184,785.59 and 6,476,328.15

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Solution

The fourth proportional to 20,123,183.58, 30,184,785.59 and 6,476,328.15 is: 9,714,495.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,123,183.58 : 30,184,785.59 = 6,476,328.15 : x
  2. Step 2: Convert to fraction form
    20,123,183.58/30,184,785.59 = 6,476,328.15/x
  3. Step 3: Cross multiply
    20,123,183.58x = 30,184,785.59 × 6,476,328.15
  4. Step 4: Simplify right side
    20,123,183.58x = 195,486,576,585,849.75
  5. Step 5: Solve for x
    x = 195,486,576,585,849.75/20,123,183.58
  6. Step 6: Final answer
    x = 9,714,495.51

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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.