Finding the Third Proportional to 21,284,613 and 46,689,513
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Solution
The third proportional to 21,284,613 and 46,689,513 is: 102,417,207.41
Step by Step Solution
- Step 1: Write the proportion equation
21,284,613 : 46,689,513 = 46,689,513 : x - Step 2: Convert to fraction form
21,284,613/46,689,513 = 46,689,513/x - Step 3: Cross multiply
21,284,613x = 46,689,513 × 46,689,513 - Step 4: Simplify right side
21,284,613x = 2,179,910,624,177,169 - Step 5: Solve for x
x = 2,179,910,624,177,169/21,284,613 - Step 6: Final answer
x = 102,417,207.41
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.