Finding the Fourth Proportional to 5,370,617.14, 8,055,707.22 and 1,327,003.12
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Solution
The fourth proportional to 5,370,617.14, 8,055,707.22 and 1,327,003.12 is: 1,990,450.69
Step by Step Solution
- Step 1: Write the proportion equation
5,370,617.14 : 8,055,707.22 = 1,327,003.12 : x - Step 2: Convert to fraction form
5,370,617.14/8,055,707.22 = 1,327,003.12/x - Step 3: Cross multiply
5,370,617.14x = 8,055,707.22 × 1,327,003.12 - Step 4: Simplify right side
5,370,617.14x = 10,689,948,614,746.53 - Step 5: Solve for x
x = 10,689,948,614,746.53/5,370,617.14 - Step 6: Final answer
x = 1,990,450.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.