Finding the Fourth Proportional to 35,750,436.80, 53,647,816.80 and 18,723,329.60
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Solution
The fourth proportional to 35,750,436.80, 53,647,816.80 and 18,723,329.60 is: 28,096,600.94
Step by Step Solution
- Step 1: Write the proportion equation
35,750,436.80 : 53,647,816.80 = 18,723,329.60 : x - Step 2: Convert to fraction form
35,750,436.80/53,647,816.80 = 18,723,329.60/x - Step 3: Cross multiply
35,750,436.80x = 53,647,816.80 × 18,723,329.60 - Step 4: Simplify right side
35,750,436.80x = 1,004,465,756,266,817.25 - Step 5: Solve for x
x = 1,004,465,756,266,817.25/35,750,436.80 - Step 6: Final answer
x = 28,096,600.94
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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.