Finding the Fourth Proportional to 5,775,757.85, 8,651,180.66 and 5,436,196.94
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Solution
The fourth proportional to 5,775,757.85, 8,651,180.66 and 5,436,196.94 is: 8,142,571.59
Step by Step Solution
- Step 1: Write the proportion equation
5,775,757.85 : 8,651,180.66 = 5,436,196.94 : x - Step 2: Convert to fraction form
5,775,757.85/8,651,180.66 = 5,436,196.94/x - Step 3: Cross multiply
5,775,757.85x = 8,651,180.66 × 5,436,196.94 - Step 4: Simplify right side
5,775,757.85x = 47,029,521,804,098.20 - Step 5: Solve for x
x = 47,029,521,804,098.20/5,775,757.85 - Step 6: Final answer
x = 8,142,571.59
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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.