Finding the Fourth Proportional to 55,176,161.28, 82,764,243.20 and 16,837,875.84
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Solution
The fourth proportional to 55,176,161.28, 82,764,243.20 and 16,837,875.84 is: 25,256,814.15
Step by Step Solution
- Step 1: Write the proportion equation
55,176,161.28 : 82,764,243.20 = 16,837,875.84 : x - Step 2: Convert to fraction form
55,176,161.28/82,764,243.20 = 16,837,875.84/x - Step 3: Cross multiply
55,176,161.28x = 82,764,243.20 × 16,837,875.84 - Step 4: Simplify right side
55,176,161.28x = 1,393,574,050,993,164.25 - Step 5: Solve for x
x = 1,393,574,050,993,164.25/55,176,161.28 - Step 6: Final answer
x = 25,256,814.15
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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.