Finding the Fourth Proportional to 6,229,861.60, 8,599,047.68 and 3,652,100.32
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Solution
The fourth proportional to 6,229,861.60, 8,599,047.68 and 3,652,100.32 is: 5,040,976.32
Step by Step Solution
- Step 1: Write the proportion equation
6,229,861.60 : 8,599,047.68 = 3,652,100.32 : x - Step 2: Convert to fraction form
6,229,861.60/8,599,047.68 = 3,652,100.32/x - Step 3: Cross multiply
6,229,861.60x = 8,599,047.68 × 3,652,100.32 - Step 4: Simplify right side
6,229,861.60x = 31,404,584,783,823.25 - Step 5: Solve for x
x = 31,404,584,783,823.25/6,229,861.60 - Step 6: Final answer
x = 5,040,976.32
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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.