Finding the Fourth Proportional to 48,362,208.36, 66,626,327.70 and 33,652,578.12
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Solution
The fourth proportional to 48,362,208.36, 66,626,327.70 and 33,652,578.12 is: 46,361,565.65
Step by Step Solution
- Step 1: Write the proportion equation
48,362,208.36 : 66,626,327.70 = 33,652,578.12 : x - Step 2: Convert to fraction form
48,362,208.36/66,626,327.70 = 33,652,578.12/x - Step 3: Cross multiply
48,362,208.36x = 66,626,327.70 × 33,652,578.12 - Step 4: Simplify right side
48,362,208.36x = 2,242,147,697,772,969.75 - Step 5: Solve for x
x = 2,242,147,697,772,969.75/48,362,208.36 - Step 6: Final answer
x = 46,361,565.65
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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.