Finding the Fourth Proportional to 5,341,986.30, 7,372,315.23 and 3,019,093.44
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Solution
The fourth proportional to 5,341,986.30, 7,372,315.23 and 3,019,093.44 is: 4,166,560.40
Step by Step Solution
- Step 1: Write the proportion equation
5,341,986.30 : 7,372,315.23 = 3,019,093.44 : x - Step 2: Convert to fraction form
5,341,986.30/7,372,315.23 = 3,019,093.44/x - Step 3: Cross multiply
5,341,986.30x = 7,372,315.23 × 3,019,093.44 - Step 4: Simplify right side
5,341,986.30x = 22,257,708,548,505.09 - Step 5: Solve for x
x = 22,257,708,548,505.09/5,341,986.30 - Step 6: Final answer
x = 4,166,560.40
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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.