Finding the Fourth Proportional to 5,357,620.04, 7,393,648.98 and 2,910,230.32
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Solution
The fourth proportional to 5,357,620.04, 7,393,648.98 and 2,910,230.32 is: 4,016,190.26
Step by Step Solution
- Step 1: Write the proportion equation
5,357,620.04 : 7,393,648.98 = 2,910,230.32 : x - Step 2: Convert to fraction form
5,357,620.04/7,393,648.98 = 2,910,230.32/x - Step 3: Cross multiply
5,357,620.04x = 7,393,648.98 × 2,910,230.32 - Step 4: Simplify right side
5,357,620.04x = 21,517,221,437,033.07 - Step 5: Solve for x
x = 21,517,221,437,033.07/5,357,620.04 - Step 6: Final answer
x = 4,016,190.26
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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.