Finding the Fourth Proportional to 7,364,729.02, 10,163,641.37 and 4,101,543.73
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Solution
The fourth proportional to 7,364,729.02, 10,163,641.37 and 4,101,543.73 is: 5,660,305.96
Step by Step Solution
- Step 1: Write the proportion equation
7,364,729.02 : 10,163,641.37 = 4,101,543.73 : x - Step 2: Convert to fraction form
7,364,729.02/10,163,641.37 = 4,101,543.73/x - Step 3: Cross multiply
7,364,729.02x = 10,163,641.37 × 4,101,543.73 - Step 4: Simplify right side
7,364,729.02x = 41,686,619,535,092.11 - Step 5: Solve for x
x = 41,686,619,535,092.11/7,364,729.02 - Step 6: Final answer
x = 5,660,305.96
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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.