Finding the Fourth Proportional to 5,440,190.24, 7,507,165.93 and 2,992,406.09
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Solution
The fourth proportional to 5,440,190.24, 7,507,165.93 and 2,992,406.09 is: 4,129,357.25
Step by Step Solution
- Step 1: Write the proportion equation
5,440,190.24 : 7,507,165.93 = 2,992,406.09 : x - Step 2: Convert to fraction form
5,440,190.24/7,507,165.93 = 2,992,406.09/x - Step 3: Cross multiply
5,440,190.24x = 7,507,165.93 × 2,992,406.09 - Step 4: Simplify right side
5,440,190.24x = 22,464,489,002,555.67 - Step 5: Solve for x
x = 22,464,489,002,555.67/5,440,190.24 - Step 6: Final answer
x = 4,129,357.25
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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.