Finding the Fourth Proportional to 9,469,423.80, 14,204,135.70 and 4,161,007.80
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Solution
The fourth proportional to 9,469,423.80, 14,204,135.70 and 4,161,007.80 is: 6,241,511.70
Step by Step Solution
- Step 1: Write the proportion equation
9,469,423.80 : 14,204,135.70 = 4,161,007.80 : x - Step 2: Convert to fraction form
9,469,423.80/14,204,135.70 = 4,161,007.80/x - Step 3: Cross multiply
9,469,423.80x = 14,204,135.70 × 4,161,007.80 - Step 4: Simplify right side
9,469,423.80x = 59,103,519,439,958.45 - Step 5: Solve for x
x = 59,103,519,439,958.45/9,469,423.80 - Step 6: Final answer
x = 6,241,511.70
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1.5x scale
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.