Finding the Fourth Proportional to 19,542,225.80, 29,313,338.70 and 16,406,942.60
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Solution
The fourth proportional to 19,542,225.80, 29,313,338.70 and 16,406,942.60 is: 24,610,413.90
Step by Step Solution
- Step 1: Write the proportion equation
19,542,225.80 : 29,313,338.70 = 16,406,942.60 : x - Step 2: Convert to fraction form
19,542,225.80/29,313,338.70 = 16,406,942.60/x - Step 3: Cross multiply
19,542,225.80x = 29,313,338.70 × 16,406,942.60 - Step 4: Simplify right side
19,542,225.80x = 480,942,265,465,258.62 - Step 5: Solve for x
x = 480,942,265,465,258.62/19,542,225.80 - Step 6: Final answer
x = 24,610,413.90
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1.5x scale
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.