Finding the Third Proportional to 20,402,473 and 43,107,613
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Solution
The third proportional to 20,402,473 and 43,107,613 is: 91,080,443.95
Step by Step Solution
- Step 1: Write the proportion equation
20,402,473 : 43,107,613 = 43,107,613 : x - Step 2: Convert to fraction form
20,402,473/43,107,613 = 43,107,613/x - Step 3: Cross multiply
20,402,473x = 43,107,613 × 43,107,613 - Step 4: Simplify right side
20,402,473x = 1,858,266,298,557,769 - Step 5: Solve for x
x = 1,858,266,298,557,769/20,402,473 - Step 6: Final answer
x = 91,080,443.95
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.