Finding the Fourth Proportional to 5,375,962.36, 7,418,824.74 and 2,961,514.36
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Solution
The fourth proportional to 5,375,962.36, 7,418,824.74 and 2,961,514.36 is: 4,086,887.99
Step by Step Solution
- Step 1: Write the proportion equation
5,375,962.36 : 7,418,824.74 = 2,961,514.36 : x - Step 2: Convert to fraction form
5,375,962.36/7,418,824.74 = 2,961,514.36/x - Step 3: Cross multiply
5,375,962.36x = 7,418,824.74 × 2,961,514.36 - Step 4: Simplify right side
5,375,962.36x = 21,970,956,001,833.27 - Step 5: Solve for x
x = 21,970,956,001,833.27/5,375,962.36 - Step 6: Final answer
x = 4,086,887.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.