Finding the Third Proportional to 14,215,073 and 20,789,487
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Solution
The third proportional to 14,215,073 and 20,789,487 is: 30,404,540.99
Step by Step Solution
- Step 1: Write the proportion equation
14,215,073 : 20,789,487 = 20,789,487 : x - Step 2: Convert to fraction form
14,215,073/20,789,487 = 20,789,487/x - Step 3: Cross multiply
14,215,073x = 20,789,487 × 20,789,487 - Step 4: Simplify right side
14,215,073x = 432,202,769,723,169 - Step 5: Solve for x
x = 432,202,769,723,169/14,215,073 - Step 6: Final answer
x = 30,404,540.99
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.