Finding the Fourth Proportional to 11,991,737.76, 16,533,600.84 and 10,007,729.70
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Solution
The fourth proportional to 11,991,737.76, 16,533,600.84 and 10,007,729.70 is: 13,798,150.98
Step by Step Solution
- Step 1: Write the proportion equation
11,991,737.76 : 16,533,600.84 = 10,007,729.70 : x - Step 2: Convert to fraction form
11,991,737.76/16,533,600.84 = 10,007,729.70/x - Step 3: Cross multiply
11,991,737.76x = 16,533,600.84 × 10,007,729.70 - Step 4: Simplify right side
11,991,737.76x = 165,463,808,174,412.94 - Step 5: Solve for x
x = 165,463,808,174,412.94/11,991,737.76 - Step 6: Final answer
x = 13,798,150.98
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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.