Finding the Fourth Proportional to 6,378,183.63, 9,550,598.18 and 3,493,549.76
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Solution
The fourth proportional to 6,378,183.63, 9,550,598.18 and 3,493,549.76 is: 5,231,189.92
Step by Step Solution
- Step 1: Write the proportion equation
6,378,183.63 : 9,550,598.18 = 3,493,549.76 : x - Step 2: Convert to fraction form
6,378,183.63/9,550,598.18 = 3,493,549.76/x - Step 3: Cross multiply
6,378,183.63x = 9,550,598.18 × 3,493,549.76 - Step 4: Simplify right side
6,378,183.63x = 33,365,489,914,374.70 - Step 5: Solve for x
x = 33,365,489,914,374.70/6,378,183.63 - Step 6: Final answer
x = 5,231,189.92
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1.5x scale
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.