Finding the Fourth Proportional to 5,775,590.10, 8,663,385.15 and 3,983,999.70
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Solution
The fourth proportional to 5,775,590.10, 8,663,385.15 and 3,983,999.70 is: 5,975,999.55
Step by Step Solution
- Step 1: Write the proportion equation
5,775,590.10 : 8,663,385.15 = 3,983,999.70 : x - Step 2: Convert to fraction form
5,775,590.10/8,663,385.15 = 3,983,999.70/x - Step 3: Cross multiply
5,775,590.10x = 8,663,385.15 × 3,983,999.70 - Step 4: Simplify right side
5,775,590.10x = 34,514,923,838,584.46 - Step 5: Solve for x
x = 34,514,923,838,584.46/5,775,590.10 - Step 6: Final answer
x = 5,975,999.55
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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.