Finding the Fourth Proportional to 7,548,944.68, 10,417,838.56 and 4,286,062.98
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Solution
The fourth proportional to 7,548,944.68, 10,417,838.56 and 4,286,062.98 is: 5,914,934.35
Step by Step Solution
- Step 1: Write the proportion equation
7,548,944.68 : 10,417,838.56 = 4,286,062.98 : x - Step 2: Convert to fraction form
7,548,944.68/10,417,838.56 = 4,286,062.98/x - Step 3: Cross multiply
7,548,944.68x = 10,417,838.56 × 4,286,062.98 - Step 4: Simplify right side
7,548,944.68x = 44,651,512,183,632.52 - Step 5: Solve for x
x = 44,651,512,183,632.52/7,548,944.68 - Step 6: Final answer
x = 5,914,934.35
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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.