Finding the Fourth Proportional to 44,485,625.60, 66,753,321.60 and 18,922,284.80
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Solution
The fourth proportional to 44,485,625.60, 66,753,321.60 and 18,922,284.80 is: 28,394,011.45
Step by Step Solution
- Step 1: Write the proportion equation
44,485,625.60 : 66,753,321.60 = 18,922,284.80 : x - Step 2: Convert to fraction form
44,485,625.60/66,753,321.60 = 18,922,284.80/x - Step 3: Cross multiply
44,485,625.60x = 66,753,321.60 × 18,922,284.80 - Step 4: Simplify right side
44,485,625.60x = 1,263,125,362,661,191.75 - Step 5: Solve for x
x = 1,263,125,362,661,191.75/44,485,625.60 - Step 6: Final answer
x = 28,394,011.45
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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.