Finding the Fourth Proportional to 27,202,308.80, 38,133,620.80 and 27,202,308.80
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Solution
The fourth proportional to 27,202,308.80, 38,133,620.80 and 27,202,308.80 is: 38,133,620.80
Step by Step Solution
- Step 1: Write the proportion equation
27,202,308.80 : 38,133,620.80 = 27,202,308.80 : x - Step 2: Convert to fraction form
27,202,308.80/38,133,620.80 = 27,202,308.80/x - Step 3: Cross multiply
27,202,308.80x = 38,133,620.80 × 27,202,308.80 - Step 4: Simplify right side
27,202,308.80x = 1,037,322,528,663,703 - Step 5: Solve for x
x = 1,037,322,528,663,703/27,202,308.80 - Step 6: Final answer
x = 38,133,620.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.