Home / 7,247,670.32-10,870,940.10-4,213,100.60

Finding the Fourth Proportional to 7,247,670.32, 10,870,940.10 and 4,213,100.60

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Solution

The fourth proportional to 7,247,670.32, 10,870,940.10 and 4,213,100.60 is: 6,319,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,670.32 : 10,870,940.10 = 4,213,100.60 : x
  2. Step 2: Convert to fraction form
    7,247,670.32/10,870,940.10 = 4,213,100.60/x
  3. Step 3: Cross multiply
    7,247,670.32x = 10,870,940.10 × 4,213,100.60
  4. Step 4: Simplify right side
    7,247,670.32x = 45,800,364,257,874.05
  5. Step 5: Solve for x
    x = 45,800,364,257,874.05/7,247,670.32
  6. Step 6: Final answer
    x = 6,319,322.24

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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.