Home / 54,757,168.08-82,216,496.12-30,543,403.92

Finding the Fourth Proportional to 54,757,168.08, 82,216,496.12 and 30,543,403.92

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Solution

The fourth proportional to 54,757,168.08, 82,216,496.12 and 30,543,403.92 is: 45,860,144.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757,168.08 : 82,216,496.12 = 30,543,403.92 : x
  2. Step 2: Convert to fraction form
    54,757,168.08/82,216,496.12 = 30,543,403.92/x
  3. Step 3: Cross multiply
    54,757,168.08x = 82,216,496.12 × 30,543,403.92
  4. Step 4: Simplify right side
    54,757,168.08x = 2,511,171,649,880,273
  5. Step 5: Solve for x
    x = 2,511,171,649,880,273/54,757,168.08
  6. Step 6: Final answer
    x = 45,860,144.67

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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.