Finding the Fourth Proportional to 11,211,737.28, 16,756,167.42 and 8,185,476
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Solution
The fourth proportional to 11,211,737.28, 16,756,167.42 and 8,185,476 is: 12,233,358.92
Step by Step Solution
- Step 1: Write the proportion equation
11,211,737.28 : 16,756,167.42 = 8,185,476 : x - Step 2: Convert to fraction form
11,211,737.28/16,756,167.42 = 8,185,476/x - Step 3: Cross multiply
11,211,737.28x = 16,756,167.42 × 8,185,476 - Step 4: Simplify right side
11,211,737.28x = 137,157,206,268,391.92 - Step 5: Solve for x
x = 137,157,206,268,391.92/11,211,737.28 - Step 6: Final answer
x = 12,233,358.92
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.