Finding the Fourth Proportional to 10,957,589.12, 15,121,919.14 and 6,062,731.94
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Solution
The fourth proportional to 10,957,589.12, 15,121,919.14 and 6,062,731.94 is: 8,366,816.93
Step by Step Solution
- Step 1: Write the proportion equation
10,957,589.12 : 15,121,919.14 = 6,062,731.94 : x - Step 2: Convert to fraction form
10,957,589.12/15,121,919.14 = 6,062,731.94/x - Step 3: Cross multiply
10,957,589.12x = 15,121,919.14 × 6,062,731.94 - Step 4: Simplify right side
10,957,589.12x = 91,680,142,073,408.89 - Step 5: Solve for x
x = 91,680,142,073,408.89/10,957,589.12 - Step 6: Final answer
x = 8,366,816.93
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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.