Finding the Fourth Proportional to 18,175,653.24, 25,082,282.40 and 10,335,166.05
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Solution
The fourth proportional to 18,175,653.24, 25,082,282.40 and 10,335,166.05 is: 14,262,461.44
Step by Step Solution
- Step 1: Write the proportion equation
18,175,653.24 : 25,082,282.40 = 10,335,166.05 : x - Step 2: Convert to fraction form
18,175,653.24/25,082,282.40 = 10,335,166.05/x - Step 3: Cross multiply
18,175,653.24x = 25,082,282.40 × 10,335,166.05 - Step 4: Simplify right side
18,175,653.24x = 259,229,553,516,992.53 - Step 5: Solve for x
x = 259,229,553,516,992.53/18,175,653.24 - Step 6: Final answer
x = 14,262,461.44
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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.