Finding the Fourth Proportional to 4,700,465.97, 6,488,627.22 and 3,174,639.81
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Solution
The fourth proportional to 4,700,465.97, 6,488,627.22 and 3,174,639.81 is: 4,382,343.03
Step by Step Solution
- Step 1: Write the proportion equation
4,700,465.97 : 6,488,627.22 = 3,174,639.81 : x - Step 2: Convert to fraction form
4,700,465.97/6,488,627.22 = 3,174,639.81/x - Step 3: Cross multiply
4,700,465.97x = 6,488,627.22 × 3,174,639.81 - Step 4: Simplify right side
4,700,465.97x = 20,599,054,284,861.63 - Step 5: Solve for x
x = 20,599,054,284,861.63/4,700,465.97 - Step 6: Final answer
x = 4,382,343.03
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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.