Home / 6,431,976.94-8,876,145.63-3,531,555.67

Finding the Fourth Proportional to 6,431,976.94, 8,876,145.63 and 3,531,555.67

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Solution

The fourth proportional to 6,431,976.94, 8,876,145.63 and 3,531,555.67 is: 4,873,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431,976.94 : 8,876,145.63 = 3,531,555.67 : x
  2. Step 2: Convert to fraction form
    6,431,976.94/8,876,145.63 = 3,531,555.67/x
  3. Step 3: Cross multiply
    6,431,976.94x = 8,876,145.63 × 3,531,555.67
  4. Step 4: Simplify right side
    6,431,976.94x = 31,346,602,427,372.22
  5. Step 5: Solve for x
    x = 31,346,602,427,372.22/6,431,976.94
  6. Step 6: Final answer
    x = 4,873,556.41

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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.