Finding the Fourth Proportional to 10,790,249.62, 14,890,370.70 and 5,895,366.70
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Solution
The fourth proportional to 10,790,249.62, 14,890,370.70 and 5,895,366.70 is: 8,135,511.10
Step by Step Solution
- Step 1: Write the proportion equation
10,790,249.62 : 14,890,370.70 = 5,895,366.70 : x - Step 2: Convert to fraction form
10,790,249.62/14,890,370.70 = 5,895,366.70/x - Step 3: Cross multiply
10,790,249.62x = 14,890,370.70 × 5,895,366.70 - Step 4: Simplify right side
10,790,249.62x = 87,784,195,575,435.69 - Step 5: Solve for x
x = 87,784,195,575,435.69/10,790,249.62 - Step 6: Final answer
x = 8,135,511.10
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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.