Finding the Fourth Proportional to 5,370,736.44, 7,411,773.92 and 2,923,507.13
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Solution
The fourth proportional to 5,370,736.44, 7,411,773.92 and 2,923,507.13 is: 4,034,525.65
Step by Step Solution
- Step 1: Write the proportion equation
5,370,736.44 : 7,411,773.92 = 2,923,507.13 : x - Step 2: Convert to fraction form
5,370,736.44/7,411,773.92 = 2,923,507.13/x - Step 3: Cross multiply
5,370,736.44x = 7,411,773.92 × 2,923,507.13 - Step 4: Simplify right side
5,370,736.44x = 21,668,373,901,068.05 - Step 5: Solve for x
x = 21,668,373,901,068.05/5,370,736.44 - Step 6: Final answer
x = 4,034,525.65
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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.