Finding the Fourth Proportional to 45,894,992.12, 68,847,531.87 and 15,178,382.49
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Solution
The fourth proportional to 45,894,992.12, 68,847,531.87 and 15,178,382.49 is: 22,769,241.79
Step by Step Solution
- Step 1: Write the proportion equation
45,894,992.12 : 68,847,531.87 = 15,178,382.49 : x - Step 2: Convert to fraction form
45,894,992.12/68,847,531.87 = 15,178,382.49/x - Step 3: Cross multiply
45,894,992.12x = 68,847,531.87 × 15,178,382.49 - Step 4: Simplify right side
45,894,992.12x = 1,044,994,172,215,325 - Step 5: Solve for x
x = 1,044,994,172,215,325/45,894,992.12 - Step 6: Final answer
x = 22,769,241.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.