Finding the Third Proportional to 7,625,172 and 11,887,908
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Solution
The third proportional to 7,625,172 and 11,887,908 is: 18,533,661.49
Step by Step Solution
- Step 1: Write the proportion equation
7,625,172 : 11,887,908 = 11,887,908 : x - Step 2: Convert to fraction form
7,625,172/11,887,908 = 11,887,908/x - Step 3: Cross multiply
7,625,172x = 11,887,908 × 11,887,908 - Step 4: Simplify right side
7,625,172x = 141,322,356,616,464 - Step 5: Solve for x
x = 141,322,356,616,464/7,625,172 - Step 6: Final answer
x = 18,533,661.49
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.