Finding the Fourth Proportional to 6,364,739.77, 8,783,556.51 and 3,464,235.88
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Solution
The fourth proportional to 6,364,739.77, 8,783,556.51 and 3,464,235.88 is: 4,780,762.88
Step by Step Solution
- Step 1: Write the proportion equation
6,364,739.77 : 8,783,556.51 = 3,464,235.88 : x - Step 2: Convert to fraction form
6,364,739.77/8,783,556.51 = 3,464,235.88/x - Step 3: Cross multiply
6,364,739.77x = 8,783,556.51 × 3,464,235.88 - Step 4: Simplify right side
6,364,739.77x = 30,428,311,615,949.58 - Step 5: Solve for x
x = 30,428,311,615,949.58/6,364,739.77 - Step 6: Final answer
x = 4,780,762.88
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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.