Finding the Fourth Proportional to 7,394,899.93, 10,204,891.72 and 4,132,276.63
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Solution
The fourth proportional to 7,394,899.93, 10,204,891.72 and 4,132,276.63 is: 5,702,502.53
Step by Step Solution
- Step 1: Write the proportion equation
7,394,899.93 : 10,204,891.72 = 4,132,276.63 : x - Step 2: Convert to fraction form
7,394,899.93/10,204,891.72 = 4,132,276.63/x - Step 3: Cross multiply
7,394,899.93x = 10,204,891.72 × 4,132,276.63 - Step 4: Simplify right side
7,394,899.93x = 42,169,435,566,236.51 - Step 5: Solve for x
x = 42,169,435,566,236.51/7,394,899.93 - Step 6: Final answer
x = 5,702,502.53
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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.