Finding the Fourth Proportional to 7,490,514.14, 10,336,836.03 and 4,052,679.74
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Solution
The fourth proportional to 7,490,514.14, 10,336,836.03 and 4,052,679.74 is: 5,592,658.28
Step by Step Solution
- Step 1: Write the proportion equation
7,490,514.14 : 10,336,836.03 = 4,052,679.74 : x - Step 2: Convert to fraction form
7,490,514.14/10,336,836.03 = 4,052,679.74/x - Step 3: Cross multiply
7,490,514.14x = 10,336,836.03 × 4,052,679.74 - Step 4: Simplify right side
7,490,514.14x = 41,891,885,954,483.03 - Step 5: Solve for x
x = 41,891,885,954,483.03/7,490,514.14 - Step 6: Final answer
x = 5,592,658.28
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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.