Finding the Fourth Proportional to 8,512,266.75, 11,747,211.66 and 4,645,000.11
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Solution
The fourth proportional to 8,512,266.75, 11,747,211.66 and 4,645,000.11 is: 6,410,254.89
Step by Step Solution
- Step 1: Write the proportion equation
8,512,266.75 : 11,747,211.66 = 4,645,000.11 : x - Step 2: Convert to fraction form
8,512,266.75/11,747,211.66 = 4,645,000.11/x - Step 3: Cross multiply
8,512,266.75x = 11,747,211.66 × 4,645,000.11 - Step 4: Simplify right side
8,512,266.75x = 54,565,799,496,945.32 - Step 5: Solve for x
x = 54,565,799,496,945.32/8,512,266.75 - Step 6: Final answer
x = 6,410,254.89
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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.