Finding the Fourth Proportional to 71,181,268.28, 106,750,043.60 and 25,112,363.53
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Solution
The fourth proportional to 71,181,268.28, 106,750,043.60 and 25,112,363.53 is: 37,660,833.63
Step by Step Solution
- Step 1: Write the proportion equation
71,181,268.28 : 106,750,043.60 = 25,112,363.53 : x - Step 2: Convert to fraction form
71,181,268.28/106,750,043.60 = 25,112,363.53/x - Step 3: Cross multiply
71,181,268.28x = 106,750,043.60 × 25,112,363.53 - Step 4: Simplify right side
71,181,268.28x = 2,680,745,901,942,485.50 - Step 5: Solve for x
x = 2,680,745,901,942,485.50/71,181,268.28 - Step 6: Final answer
x = 37,660,833.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.