Finding the Fourth Proportional to 5,440,203.53, 7,507,184.33 and 2,992,419.41
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Solution
The fourth proportional to 5,440,203.53, 7,507,184.33 and 2,992,419.41 is: 4,129,375.67
Step by Step Solution
- Step 1: Write the proportion equation
5,440,203.53 : 7,507,184.33 = 2,992,419.41 : x - Step 2: Convert to fraction form
5,440,203.53/7,507,184.33 = 2,992,419.41/x - Step 3: Cross multiply
5,440,203.53x = 7,507,184.33 × 2,992,419.41 - Step 4: Simplify right side
5,440,203.53x = 22,464,644,051,041.82 - Step 5: Solve for x
x = 22,464,644,051,041.82/5,440,203.53 - Step 6: Final answer
x = 4,129,375.67
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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.