Home / 7,281,879.72-10,052,771.88-5,319,554.76

Finding the Fourth Proportional to 7,281,879.72, 10,052,771.88 and 5,319,554.76

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Solution

The fourth proportional to 7,281,879.72, 10,052,771.88 and 5,319,554.76 is: 7,343,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281,879.72 : 10,052,771.88 = 5,319,554.76 : x
  2. Step 2: Convert to fraction form
    7,281,879.72/10,052,771.88 = 5,319,554.76/x
  3. Step 3: Cross multiply
    7,281,879.72x = 10,052,771.88 × 5,319,554.76
  4. Step 4: Simplify right side
    7,281,879.72x = 53,476,270,505,448.15
  5. Step 5: Solve for x
    x = 53,476,270,505,448.15/7,281,879.72
  6. Step 6: Final answer
    x = 7,343,745.37

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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.