Finding the Fourth Proportional to 6,381,041.80, 9,548,234.70 and 4,701,425.80
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Solution
The fourth proportional to 6,381,041.80, 9,548,234.70 and 4,701,425.80 is: 7,034,951.09
Step by Step Solution
- Step 1: Write the proportion equation
6,381,041.80 : 9,548,234.70 = 4,701,425.80 : x - Step 2: Convert to fraction form
6,381,041.80/9,548,234.70 = 4,701,425.80/x - Step 3: Cross multiply
6,381,041.80x = 9,548,234.70 × 4,701,425.80 - Step 4: Simplify right side
6,381,041.80x = 44,890,316,963,035.26 - Step 5: Solve for x
x = 44,890,316,963,035.26/6,381,041.80 - Step 6: Final answer
x = 7,034,951.09
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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.