Finding the Fourth Proportional to 11,845,340.68, 17,760,312.60 and 4,657,575.64
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Solution
The fourth proportional to 11,845,340.68, 17,760,312.60 and 4,657,575.64 is: 6,983,336.45
Step by Step Solution
- Step 1: Write the proportion equation
11,845,340.68 : 17,760,312.60 = 4,657,575.64 : x - Step 2: Convert to fraction form
11,845,340.68/17,760,312.60 = 4,657,575.64/x - Step 3: Cross multiply
11,845,340.68x = 17,760,312.60 × 4,657,575.64 - Step 4: Simplify right side
11,845,340.68x = 82,719,999,324,545.06 - Step 5: Solve for x
x = 82,719,999,324,545.06/11,845,340.68 - Step 6: Final answer
x = 6,983,336.45
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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.