Finding the Fourth Proportional to 5,372,615.82, 7,414,140.27 and 2,925,198.81
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Solution
The fourth proportional to 5,372,615.82, 7,414,140.27 and 2,925,198.81 is: 4,036,736.48
Step by Step Solution
- Step 1: Write the proportion equation
5,372,615.82 : 7,414,140.27 = 2,925,198.81 : x - Step 2: Convert to fraction form
5,372,615.82/7,414,140.27 = 2,925,198.81/x - Step 3: Cross multiply
5,372,615.82x = 7,414,140.27 × 2,925,198.81 - Step 4: Simplify right side
5,372,615.82x = 21,687,834,294,977.08 - Step 5: Solve for x
x = 21,687,834,294,977.08/5,372,615.82 - Step 6: Final answer
x = 4,036,736.48
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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.