Finding the Fourth Proportional to 18,473,336.08, 25,493,139.96 and 10,324,574.08
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Solution
The fourth proportional to 18,473,336.08, 25,493,139.96 and 10,324,574.08 is: 14,247,876.56
Step by Step Solution
- Step 1: Write the proportion equation
18,473,336.08 : 25,493,139.96 = 10,324,574.08 : x - Step 2: Convert to fraction form
18,473,336.08/25,493,139.96 = 10,324,574.08/x - Step 3: Cross multiply
18,473,336.08x = 25,493,139.96 × 10,324,574.08 - Step 4: Simplify right side
18,473,336.08x = 263,205,812,048,828.25 - Step 5: Solve for x
x = 263,205,812,048,828.25/18,473,336.08 - Step 6: Final answer
x = 14,247,876.56
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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.