Finding the Third Proportional to 8,130,220 and 11,970,715
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Solution
The third proportional to 8,130,220 and 11,970,715 is: 17,625,355.48
Step by Step Solution
- Step 1: Write the proportion equation
8,130,220 : 11,970,715 = 11,970,715 : x - Step 2: Convert to fraction form
8,130,220/11,970,715 = 11,970,715/x - Step 3: Cross multiply
8,130,220x = 11,970,715 × 11,970,715 - Step 4: Simplify right side
8,130,220x = 143,298,017,611,225 - Step 5: Solve for x
x = 143,298,017,611,225/8,130,220 - Step 6: Final answer
x = 17,625,355.48
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.