Finding the Third Proportional to 18,463,514 and 42,739,691
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Solution
The third proportional to 18,463,514 and 42,739,691 is: 98,934,644.12
Step by Step Solution
- Step 1: Write the proportion equation
18,463,514 : 42,739,691 = 42,739,691 : x - Step 2: Convert to fraction form
18,463,514/42,739,691 = 42,739,691/x - Step 3: Cross multiply
18,463,514x = 42,739,691 × 42,739,691 - Step 4: Simplify right side
18,463,514x = 1,826,681,186,775,481 - Step 5: Solve for x
x = 1,826,681,186,775,481/18,463,514 - Step 6: Final answer
x = 98,934,644.12
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.