Finding the Fourth Proportional to 39,957,907.36, 55,135,980.48 and 24,268,767.52
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Solution
The fourth proportional to 39,957,907.36, 55,135,980.48 and 24,268,767.52 is: 33,487,296.52
Step by Step Solution
- Step 1: Write the proportion equation
39,957,907.36 : 55,135,980.48 = 24,268,767.52 : x - Step 2: Convert to fraction form
39,957,907.36/55,135,980.48 = 24,268,767.52/x - Step 3: Cross multiply
39,957,907.36x = 55,135,980.48 × 24,268,767.52 - Step 4: Simplify right side
39,957,907.36x = 1,338,082,292,256,378 - Step 5: Solve for x
x = 1,338,082,292,256,378/39,957,907.36 - Step 6: Final answer
x = 33,487,296.52
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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.