Home / 7,393,921.80-11,072,220.30-4,855,835.40

Finding the Fourth Proportional to 7,393,921.80, 11,072,220.30 and 4,855,835.40

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Solution

The fourth proportional to 7,393,921.80, 11,072,220.30 and 4,855,835.40 is: 7,271,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393,921.80 : 11,072,220.30 = 4,855,835.40 : x
  2. Step 2: Convert to fraction form
    7,393,921.80/11,072,220.30 = 4,855,835.40/x
  3. Step 3: Cross multiply
    7,393,921.80x = 11,072,220.30 × 4,855,835.40
  4. Step 4: Simplify right side
    7,393,921.80x = 53,764,879,289,338.62
  5. Step 5: Solve for x
    x = 53,764,879,289,338.62/7,393,921.80
  6. Step 6: Final answer
    x = 7,271,496.88

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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.