Finding the Third Proportional to 11,754,420 and 18,163,572
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Solution
The third proportional to 11,754,420 and 18,163,572 is: 28,067,343.84
Step by Step Solution
- Step 1: Write the proportion equation
11,754,420 : 18,163,572 = 18,163,572 : x - Step 2: Convert to fraction form
11,754,420/18,163,572 = 18,163,572/x - Step 3: Cross multiply
11,754,420x = 18,163,572 × 18,163,572 - Step 4: Simplify right side
11,754,420x = 329,915,347,799,184 - Step 5: Solve for x
x = 329,915,347,799,184/11,754,420 - Step 6: Final answer
x = 28,067,343.84
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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.