Home / 27,860,944.20-41,708,747.70-20,704,205.40

Finding the Fourth Proportional to 27,860,944.20, 41,708,747.70 and 20,704,205.40

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Solution

The fourth proportional to 27,860,944.20, 41,708,747.70 and 20,704,205.40 is: 30,994,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860,944.20 : 41,708,747.70 = 20,704,205.40 : x
  2. Step 2: Convert to fraction form
    27,860,944.20/41,708,747.70 = 20,704,205.40/x
  3. Step 3: Cross multiply
    27,860,944.20x = 41,708,747.70 × 20,704,205.40
  4. Step 4: Simplify right side
    27,860,944.20x = 863,546,479,357,577.62
  5. Step 5: Solve for x
    x = 863,546,479,357,577.62/27,860,944.20
  6. Step 6: Final answer
    x = 30,994,874.87

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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.