Finding the Third Proportional to 3,997,929.97 and 8,634,199.11
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Solution
The third proportional to 3,997,929.97 and 8,634,199.11 is: 18,646,998.53
Step by Step Solution
- Step 1: Write the proportion equation
3,997,929.97 : 8,634,199.11 = 8,634,199.11 : x - Step 2: Convert to fraction form
3,997,929.97/8,634,199.11 = 8,634,199.11/x - Step 3: Cross multiply
3,997,929.97x = 8,634,199.11 × 8,634,199.11 - Step 4: Simplify right side
3,997,929.97x = 74,549,394,327,785.86 - Step 5: Solve for x
x = 74,549,394,327,785.86/3,997,929.97 - Step 6: Final answer
x = 18,646,998.53
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.