Finding the Fourth Proportional to 11,880,944.28, 16,332,670.70 and 10,221,033.96
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Solution
The fourth proportional to 11,880,944.28, 16,332,670.70 and 10,221,033.96 is: 14,050,800.84
Step by Step Solution
- Step 1: Write the proportion equation
11,880,944.28 : 16,332,670.70 = 10,221,033.96 : x - Step 2: Convert to fraction form
11,880,944.28/16,332,670.70 = 10,221,033.96/x - Step 3: Cross multiply
11,880,944.28x = 16,332,670.70 × 10,221,033.96 - Step 4: Simplify right side
11,880,944.28x = 166,936,781,882,196.97 - Step 5: Solve for x
x = 166,936,781,882,196.97/11,880,944.28 - Step 6: Final answer
x = 14,050,800.84
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.