Home / 7,004,242-9,665,853.96-3,784,978

Finding the Fourth Proportional to 7,004,242, 9,665,853.96 and 3,784,978

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Solution

The fourth proportional to 7,004,242, 9,665,853.96 and 3,784,978 is: 5,223,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004,242 : 9,665,853.96 = 3,784,978 : x
  2. Step 2: Convert to fraction form
    7,004,242/9,665,853.96 = 3,784,978/x
  3. Step 3: Cross multiply
    7,004,242x = 9,665,853.96 × 3,784,978
  4. Step 4: Simplify right side
    7,004,242x = 36,585,044,589,812.88
  5. Step 5: Solve for x
    x = 36,585,044,589,812.88/7,004,242
  6. Step 6: Final answer
    x = 5,223,269.64

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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.