Finding the Fourth Proportional to 5,647,548.42, 7,793,676.90 and 3,069,229.14
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Solution
The fourth proportional to 5,647,548.42, 7,793,676.90 and 3,069,229.14 is: 4,235,568.86
Step by Step Solution
- Step 1: Write the proportion equation
5,647,548.42 : 7,793,676.90 = 3,069,229.14 : x - Step 2: Convert to fraction form
5,647,548.42/7,793,676.90 = 3,069,229.14/x - Step 3: Cross multiply
5,647,548.42x = 7,793,676.90 × 3,069,229.14 - Step 4: Simplify right side
5,647,548.42x = 23,920,580,249,224.87 - Step 5: Solve for x
x = 23,920,580,249,224.87/5,647,548.42 - Step 6: Final answer
x = 4,235,568.86
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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.