Finding the Fourth Proportional to 7,235,548.70, 10,853,323.05 and 1,844,188.70
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Solution
The fourth proportional to 7,235,548.70, 10,853,323.05 and 1,844,188.70 is: 2,766,283.05
Step by Step Solution
- Step 1: Write the proportion equation
7,235,548.70 : 10,853,323.05 = 1,844,188.70 : x - Step 2: Convert to fraction form
7,235,548.70/10,853,323.05 = 1,844,188.70/x - Step 3: Cross multiply
7,235,548.70x = 10,853,323.05 × 1,844,188.70 - Step 4: Simplify right side
7,235,548.70x = 20,015,575,726,259.54 - Step 5: Solve for x
x = 20,015,575,726,259.54/7,235,548.70 - Step 6: Final answer
x = 2,766,283.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.