Finding the Fourth Proportional to 5,286,555.16, 7,294,039.62 and 3,050,766.24
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Solution
The fourth proportional to 5,286,555.16, 7,294,039.62 and 3,050,766.24 is: 4,209,245.75
Step by Step Solution
- Step 1: Write the proportion equation
5,286,555.16 : 7,294,039.62 = 3,050,766.24 : x - Step 2: Convert to fraction form
5,286,555.16/7,294,039.62 = 3,050,766.24/x - Step 3: Cross multiply
5,286,555.16x = 7,294,039.62 × 3,050,766.24 - Step 4: Simplify right side
5,286,555.16x = 22,252,409,825,918.43 - Step 5: Solve for x
x = 22,252,409,825,918.43/5,286,555.16 - Step 6: Final answer
x = 4,209,245.75
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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.