Finding the Third Proportional to 7,101,980 and 15,529,272
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Solution
The third proportional to 7,101,980 and 15,529,272 is: 33,956,486.62
Step by Step Solution
- Step 1: Write the proportion equation
7,101,980 : 15,529,272 = 15,529,272 : x - Step 2: Convert to fraction form
7,101,980/15,529,272 = 15,529,272/x - Step 3: Cross multiply
7,101,980x = 15,529,272 × 15,529,272 - Step 4: Simplify right side
7,101,980x = 241,158,288,849,984 - Step 5: Solve for x
x = 241,158,288,849,984/7,101,980 - Step 6: Final answer
x = 33,956,486.62
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.