Finding the Fourth Proportional to 19,957,876.35, 27,541,846.04 and 10,790,497.23
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Solution
The fourth proportional to 19,957,876.35, 27,541,846.04 and 10,790,497.23 is: 14,890,873.56
Step by Step Solution
- Step 1: Write the proportion equation
19,957,876.35 : 27,541,846.04 = 10,790,497.23 : x - Step 2: Convert to fraction form
19,957,876.35/27,541,846.04 = 10,790,497.23/x - Step 3: Cross multiply
19,957,876.35x = 27,541,846.04 × 10,790,497.23 - Step 4: Simplify right side
19,957,876.35x = 297,190,213,349,754 - Step 5: Solve for x
x = 297,190,213,349,754/19,957,876.35 - Step 6: Final answer
x = 14,890,873.56
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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.