Finding the Third Proportional to 11,281,768 and 21,996,752
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Solution
The third proportional to 11,281,768 and 21,996,752 is: 42,888,410.62
Step by Step Solution
- Step 1: Write the proportion equation
11,281,768 : 21,996,752 = 21,996,752 : x - Step 2: Convert to fraction form
11,281,768/21,996,752 = 21,996,752/x - Step 3: Cross multiply
11,281,768x = 21,996,752 × 21,996,752 - Step 4: Simplify right side
11,281,768x = 483,857,098,549,504 - Step 5: Solve for x
x = 483,857,098,549,504/11,281,768 - Step 6: Final answer
x = 42,888,410.62
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Why These Related Problems?
These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.