Finding the Fourth Proportional to 18,013,434.75, 27,022,951.49 and 6,048,970.11
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Solution
The fourth proportional to 18,013,434.75, 27,022,951.49 and 6,048,970.11 is: 9,074,395.20
Step by Step Solution
- Step 1: Write the proportion equation
18,013,434.75 : 27,022,951.49 = 6,048,970.11 : x - Step 2: Convert to fraction form
18,013,434.75/27,022,951.49 = 6,048,970.11/x - Step 3: Cross multiply
18,013,434.75x = 27,022,951.49 × 6,048,970.11 - Step 4: Simplify right side
18,013,434.75x = 163,461,025,816,745.12 - Step 5: Solve for x
x = 163,461,025,816,745.12/18,013,434.75 - Step 6: Final answer
x = 9,074,395.20
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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.