Finding the Fourth Proportional to 18,055,269.69, 24,916,269.42 and 10,320,478.09
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Solution
The fourth proportional to 18,055,269.69, 24,916,269.42 and 10,320,478.09 is: 14,242,258.19
Step by Step Solution
- Step 1: Write the proportion equation
18,055,269.69 : 24,916,269.42 = 10,320,478.09 : x - Step 2: Convert to fraction form
18,055,269.69/24,916,269.42 = 10,320,478.09/x - Step 3: Cross multiply
18,055,269.69x = 24,916,269.42 × 10,320,478.09 - Step 4: Simplify right side
18,055,269.69x = 257,147,812,633,647.03 - Step 5: Solve for x
x = 257,147,812,633,647.03/18,055,269.69 - Step 6: Final answer
x = 14,242,258.19
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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.