Finding the Fourth Proportional to 18,344,049.08, 25,315,109.60 and 10,084,459.46
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Solution
The fourth proportional to 18,344,049.08, 25,315,109.60 and 10,084,459.46 is: 13,916,730.99
Step by Step Solution
- Step 1: Write the proportion equation
18,344,049.08 : 25,315,109.60 = 10,084,459.46 : x - Step 2: Convert to fraction form
18,344,049.08/25,315,109.60 = 10,084,459.46/x - Step 3: Cross multiply
18,344,049.08x = 25,315,109.60 × 10,084,459.46 - Step 4: Simplify right side
18,344,049.08x = 255,289,196,309,658.97 - Step 5: Solve for x
x = 255,289,196,309,658.97/18,344,049.08 - Step 6: Final answer
x = 13,916,730.99
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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.