Finding the Fourth Proportional to 6,208,803.38, 9,319,211.46 and 4,481,454.08
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Solution
The fourth proportional to 6,208,803.38, 9,319,211.46 and 4,481,454.08 is: 6,726,516.47
Step by Step Solution
- Step 1: Write the proportion equation
6,208,803.38 : 9,319,211.46 = 4,481,454.08 : x - Step 2: Convert to fraction form
6,208,803.38/9,319,211.46 = 4,481,454.08/x - Step 3: Cross multiply
6,208,803.38x = 9,319,211.46 × 4,481,454.08 - Step 4: Simplify right side
6,208,803.38x = 41,763,618,219,799.76 - Step 5: Solve for x
x = 41,763,618,219,799.76/6,208,803.38 - Step 6: Final answer
x = 6,726,516.47
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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.