Finding the Fourth Proportional to 19,628,197.52, 27,085,013.16 and 14,474,333.84
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Solution
The fourth proportional to 19,628,197.52, 27,085,013.16 and 14,474,333.84 is: 19,973,180.02
Step by Step Solution
- Step 1: Write the proportion equation
19,628,197.52 : 27,085,013.16 = 14,474,333.84 : x - Step 2: Convert to fraction form
19,628,197.52/27,085,013.16 = 14,474,333.84/x - Step 3: Cross multiply
19,628,197.52x = 27,085,013.16 × 14,474,333.84 - Step 4: Simplify right side
19,628,197.52x = 392,037,522,538,633.31 - Step 5: Solve for x
x = 392,037,522,538,633.31/19,628,197.52 - Step 6: Final answer
x = 19,973,180.02
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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.