Finding the Fourth Proportional to 10,353,205.70, 15,512,093.85 and 6,562,259.90
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Solution
The fourth proportional to 10,353,205.70, 15,512,093.85 and 6,562,259.90 is: 9,832,161.59
Step by Step Solution
- Step 1: Write the proportion equation
10,353,205.70 : 15,512,093.85 = 6,562,259.90 : x - Step 2: Convert to fraction form
10,353,205.70/15,512,093.85 = 6,562,259.90/x - Step 3: Cross multiply
10,353,205.70x = 15,512,093.85 × 6,562,259.90 - Step 4: Simplify right side
10,353,205.70x = 101,794,391,436,891.62 - Step 5: Solve for x
x = 101,794,391,436,891.62/10,353,205.70 - Step 6: Final answer
x = 9,832,161.59
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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.