Finding the Fourth Proportional to 37,367,286.36, 51,566,887.28 and 20,847,413.49
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Solution
The fourth proportional to 37,367,286.36, 51,566,887.28 and 20,847,413.49 is: 28,769,448.52
Step by Step Solution
- Step 1: Write the proportion equation
37,367,286.36 : 51,566,887.28 = 20,847,413.49 : x - Step 2: Convert to fraction form
37,367,286.36/51,566,887.28 = 20,847,413.49/x - Step 3: Cross multiply
37,367,286.36x = 51,566,887.28 × 20,847,413.49 - Step 4: Simplify right side
37,367,286.36x = 1,075,036,221,414,144.25 - Step 5: Solve for x
x = 1,075,036,221,414,144.25/37,367,286.36 - Step 6: Final answer
x = 28,769,448.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.