Home / 7,479,750.20-10,322,964.42-4,217,193.32

Finding the Fourth Proportional to 7,479,750.20, 10,322,964.42 and 4,217,193.32

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Solution

The fourth proportional to 7,479,750.20, 10,322,964.42 and 4,217,193.32 is: 5,820,239.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,750.20 : 10,322,964.42 = 4,217,193.32 : x
  2. Step 2: Convert to fraction form
    7,479,750.20/10,322,964.42 = 4,217,193.32/x
  3. Step 3: Cross multiply
    7,479,750.20x = 10,322,964.42 × 4,217,193.32
  4. Step 4: Simplify right side
    7,479,750.20x = 43,533,936,594,621.68
  5. Step 5: Solve for x
    x = 43,533,936,594,621.68/7,479,750.20
  6. Step 6: Final answer
    x = 5,820,239.37

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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.