Finding the Third Proportional to 8,461,850 and 18,603,316
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Solution
The third proportional to 8,461,850 and 18,603,316 is: 40,899,255.62
Step by Step Solution
- Step 1: Write the proportion equation
8,461,850 : 18,603,316 = 18,603,316 : x - Step 2: Convert to fraction form
8,461,850/18,603,316 = 18,603,316/x - Step 3: Cross multiply
8,461,850x = 18,603,316 × 18,603,316 - Step 4: Simplify right side
8,461,850x = 346,083,366,195,856 - Step 5: Solve for x
x = 346,083,366,195,856/8,461,850 - Step 6: Final answer
x = 40,899,255.62
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.