Finding the Fourth Proportional to 11,350,168.72, 15,656,242.08 and 8,088,037.50
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Solution
The fourth proportional to 11,350,168.72, 15,656,242.08 and 8,088,037.50 is: 11,156,510.19
Step by Step Solution
- Step 1: Write the proportion equation
11,350,168.72 : 15,656,242.08 = 8,088,037.50 : x - Step 2: Convert to fraction form
11,350,168.72/15,656,242.08 = 8,088,037.50/x - Step 3: Cross multiply
11,350,168.72x = 15,656,242.08 × 8,088,037.50 - Step 4: Simplify right side
11,350,168.72x = 126,628,273,023,737.23 - Step 5: Solve for x
x = 126,628,273,023,737.23/11,350,168.72 - Step 6: Final answer
x = 11,156,510.19
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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.