Home / 7,393,907.80-11,072,199.30-4,855,821.40

Finding the Fourth Proportional to 7,393,907.80, 11,072,199.30 and 4,855,821.40

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Solution

The fourth proportional to 7,393,907.80, 11,072,199.30 and 4,855,821.40 is: 7,271,475.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393,907.80 : 11,072,199.30 = 4,855,821.40 : x
  2. Step 2: Convert to fraction form
    7,393,907.80/11,072,199.30 = 4,855,821.40/x
  3. Step 3: Cross multiply
    7,393,907.80x = 11,072,199.30 × 4,855,821.40
  4. Step 4: Simplify right side
    7,393,907.80x = 53,764,622,306,005.03
  5. Step 5: Solve for x
    x = 53,764,622,306,005.03/7,393,907.80
  6. Step 6: Final answer
    x = 7,271,475.89

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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.