Home / 30,310,183.46-45,494,018.87-18,760,714.62

Finding the Fourth Proportional to 30,310,183.46, 45,494,018.87 and 18,760,714.62

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Solution

The fourth proportional to 30,310,183.46, 45,494,018.87 and 18,760,714.62 is: 28,158,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,310,183.46 : 45,494,018.87 = 18,760,714.62 : x
  2. Step 2: Convert to fraction form
    30,310,183.46/45,494,018.87 = 18,760,714.62/x
  3. Step 3: Cross multiply
    30,310,183.46x = 45,494,018.87 × 18,760,714.62
  4. Step 4: Simplify right side
    30,310,183.46x = 853,500,304,843,161.38
  5. Step 5: Solve for x
    x = 853,500,304,843,161.38/30,310,183.46
  6. Step 6: Final answer
    x = 28,158,863.05

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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.