Finding the Fourth Proportional to 19,944,544.80, 29,916,817.20 and 16,543,322.40
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Solution
The fourth proportional to 19,944,544.80, 29,916,817.20 and 16,543,322.40 is: 24,814,983.60
Step by Step Solution
- Step 1: Write the proportion equation
19,944,544.80 : 29,916,817.20 = 16,543,322.40 : x - Step 2: Convert to fraction form
19,944,544.80/29,916,817.20 = 16,543,322.40/x - Step 3: Cross multiply
19,944,544.80x = 29,916,817.20 × 16,543,322.40 - Step 4: Simplify right side
19,944,544.80x = 494,923,552,121,465.25 - Step 5: Solve for x
x = 494,923,552,121,465.25/19,944,544.80 - Step 6: Final answer
x = 24,814,983.60
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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.