Finding the Fourth Proportional to 11,277,735.53, 15,591,737.31 and 8,332,907.98
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Solution
The fourth proportional to 11,277,735.53, 15,591,737.31 and 8,332,907.98 is: 11,520,443.26
Step by Step Solution
- Step 1: Write the proportion equation
11,277,735.53 : 15,591,737.31 = 8,332,907.98 : x - Step 2: Convert to fraction form
11,277,735.53/15,591,737.31 = 8,332,907.98/x - Step 3: Cross multiply
11,277,735.53x = 15,591,737.31 × 8,332,907.98 - Step 4: Simplify right side
11,277,735.53x = 129,924,512,252,562.75 - Step 5: Solve for x
x = 129,924,512,252,562.75/11,277,735.53 - Step 6: Final answer
x = 11,520,443.26
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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.