Home / 9,000,183.62-12,420,286.32-4,870,214.80

Finding the Fourth Proportional to 9,000,183.62, 12,420,286.32 and 4,870,214.80

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Solution

The fourth proportional to 9,000,183.62, 12,420,286.32 and 4,870,214.80 is: 6,720,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,183.62 : 12,420,286.32 = 4,870,214.80 : x
  2. Step 2: Convert to fraction form
    9,000,183.62/12,420,286.32 = 4,870,214.80/x
  3. Step 3: Cross multiply
    9,000,183.62x = 12,420,286.32 × 4,870,214.80
  4. Step 4: Simplify right side
    9,000,183.62x = 60,489,462,255,901.53
  5. Step 5: Solve for x
    x = 60,489,462,255,901.53/9,000,183.62
  6. Step 6: Final answer
    x = 6,720,914.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.