Finding the Fourth Proportional to 11,619,037.28, 16,033,148.16 and 6,723,282.80
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Solution
The fourth proportional to 11,619,037.28, 16,033,148.16 and 6,723,282.80 is: 9,277,480.28
Step by Step Solution
- Step 1: Write the proportion equation
11,619,037.28 : 16,033,148.16 = 6,723,282.80 : x - Step 2: Convert to fraction form
11,619,037.28/16,033,148.16 = 6,723,282.80/x - Step 3: Cross multiply
11,619,037.28x = 16,033,148.16 × 6,723,282.80 - Step 4: Simplify right side
11,619,037.28x = 107,795,389,253,979.64 - Step 5: Solve for x
x = 107,795,389,253,979.64/11,619,037.28 - Step 6: Final answer
x = 9,277,480.28
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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.