Finding the Third Proportional to 5,421,421 and 11,787,194
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Solution
The third proportional to 5,421,421 and 11,787,194 is: 25,627,587.75
Step by Step Solution
- Step 1: Write the proportion equation
5,421,421 : 11,787,194 = 11,787,194 : x - Step 2: Convert to fraction form
5,421,421/11,787,194 = 11,787,194/x - Step 3: Cross multiply
5,421,421x = 11,787,194 × 11,787,194 - Step 4: Simplify right side
5,421,421x = 138,937,942,393,636 - Step 5: Solve for x
x = 138,937,942,393,636/5,421,421 - Step 6: Final answer
x = 25,627,587.75
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.