Finding the Fourth Proportional to 10,207,589.58, 14,086,465.92 and 5,623,911
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Solution
The fourth proportional to 10,207,589.58, 14,086,465.92 and 5,623,911 is: 7,760,992.94
Step by Step Solution
- Step 1: Write the proportion equation
10,207,589.58 : 14,086,465.92 = 5,623,911 : x - Step 2: Convert to fraction form
10,207,589.58/14,086,465.92 = 5,623,911/x - Step 3: Cross multiply
10,207,589.58x = 14,086,465.92 × 5,623,911 - Step 4: Simplify right side
10,207,589.58x = 79,221,030,638,613.12 - Step 5: Solve for x
x = 79,221,030,638,613.12/10,207,589.58 - Step 6: Final answer
x = 7,760,992.94
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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.