Finding the Fourth Proportional to 79,682,657.24, 109,959,163.90 and 44,398,639.28
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Solution
The fourth proportional to 79,682,657.24, 109,959,163.90 and 44,398,639.28 is: 61,268,504.62
Step by Step Solution
- Step 1: Write the proportion equation
79,682,657.24 : 109,959,163.90 = 44,398,639.28 : x - Step 2: Convert to fraction form
79,682,657.24/109,959,163.90 = 44,398,639.28/x - Step 3: Cross multiply
79,682,657.24x = 109,959,163.90 × 44,398,639.28 - Step 4: Simplify right side
79,682,657.24x = 4,882,037,253,690,399 - Step 5: Solve for x
x = 4,882,037,253,690,399/79,682,657.24 - Step 6: Final answer
x = 61,268,504.62
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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.