Finding the Fourth Proportional to 5,830,138.12, 8,045,604.66 and 3,251,985.88
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Solution
The fourth proportional to 5,830,138.12, 8,045,604.66 and 3,251,985.88 is: 4,487,748.35
Step by Step Solution
- Step 1: Write the proportion equation
5,830,138.12 : 8,045,604.66 = 3,251,985.88 : x - Step 2: Convert to fraction form
5,830,138.12/8,045,604.66 = 3,251,985.88/x - Step 3: Cross multiply
5,830,138.12x = 8,045,604.66 × 3,251,985.88 - Step 4: Simplify right side
5,830,138.12x = 26,164,192,750,382.20 - Step 5: Solve for x
x = 26,164,192,750,382.20/5,830,138.12 - Step 6: Final answer
x = 4,487,748.35
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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.