Finding the Fourth Proportional to 45,968,334, 68,953,550.80 and 13,619,629.68
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Solution
The fourth proportional to 45,968,334, 68,953,550.80 and 13,619,629.68 is: 20,429,755.56
Step by Step Solution
- Step 1: Write the proportion equation
45,968,334 : 68,953,550.80 = 13,619,629.68 : x - Step 2: Convert to fraction form
45,968,334/68,953,550.80 = 13,619,629.68/x - Step 3: Cross multiply
45,968,334x = 68,953,550.80 × 13,619,629.68 - Step 4: Simplify right side
45,968,334x = 939,121,827,017,067.62 - Step 5: Solve for x
x = 939,121,827,017,067.62/45,968,334 - Step 6: Final answer
x = 20,429,755.56
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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.