Finding the Third Proportional to 7,372,454 and 11,539,821
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Solution
The third proportional to 7,372,454 and 11,539,821 is: 18,062,841.59
Step by Step Solution
- Step 1: Write the proportion equation
7,372,454 : 11,539,821 = 11,539,821 : x - Step 2: Convert to fraction form
7,372,454/11,539,821 = 11,539,821/x - Step 3: Cross multiply
7,372,454x = 11,539,821 × 11,539,821 - Step 4: Simplify right side
7,372,454x = 133,167,468,712,041 - Step 5: Solve for x
x = 133,167,468,712,041/7,372,454 - Step 6: Final answer
x = 18,062,841.59
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.