Finding the Third Proportional to 8,485,503 and 13,136,403
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Solution
The third proportional to 8,485,503 and 13,136,403 is: 20,336,458.99
Step by Step Solution
- Step 1: Write the proportion equation
8,485,503 : 13,136,403 = 13,136,403 : x - Step 2: Convert to fraction form
8,485,503/13,136,403 = 13,136,403/x - Step 3: Cross multiply
8,485,503x = 13,136,403 × 13,136,403 - Step 4: Simplify right side
8,485,503x = 172,565,083,778,409 - Step 5: Solve for x
x = 172,565,083,778,409/8,485,503 - Step 6: Final answer
x = 20,336,458.99
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.