Finding the Fourth Proportional to 6,132,226.77, 8,462,361.33 and 3,379,168.26
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Solution
The fourth proportional to 6,132,226.77, 8,462,361.33 and 3,379,168.26 is: 4,663,190.69
Step by Step Solution
- Step 1: Write the proportion equation
6,132,226.77 : 8,462,361.33 = 3,379,168.26 : x - Step 2: Convert to fraction form
6,132,226.77/8,462,361.33 = 3,379,168.26/x - Step 3: Cross multiply
6,132,226.77x = 8,462,361.33 × 3,379,168.26 - Step 4: Simplify right side
6,132,226.77x = 28,595,742,810,987.38 - Step 5: Solve for x
x = 28,595,742,810,987.38/6,132,226.77 - Step 6: Final answer
x = 4,663,190.69
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1.5x scale
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.