Finding the Fourth Proportional to 39,590,968.35, 59,386,452.53 and 33,213,676.35
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Solution
The fourth proportional to 39,590,968.35, 59,386,452.53 and 33,213,676.35 is: 49,820,514.53
Step by Step Solution
- Step 1: Write the proportion equation
39,590,968.35 : 59,386,452.53 = 33,213,676.35 : x - Step 2: Convert to fraction form
39,590,968.35/59,386,452.53 = 33,213,676.35/x - Step 3: Cross multiply
39,590,968.35x = 59,386,452.53 × 33,213,676.35 - Step 4: Simplify right side
39,590,968.35x = 1,972,442,413,739,990.25 - Step 5: Solve for x
x = 1,972,442,413,739,990.25/39,590,968.35 - Step 6: Final answer
x = 49,820,514.53
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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.