Finding the Fourth Proportional to 17,715,415.68, 26,573,123.87 and 4,252,243.68
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Solution
The fourth proportional to 17,715,415.68, 26,573,123.87 and 4,252,243.68 is: 6,378,365.60
Step by Step Solution
- Step 1: Write the proportion equation
17,715,415.68 : 26,573,123.87 = 4,252,243.68 : x - Step 2: Convert to fraction form
17,715,415.68/26,573,123.87 = 4,252,243.68/x - Step 3: Cross multiply
17,715,415.68x = 26,573,123.87 × 4,252,243.68 - Step 4: Simplify right side
17,715,415.68x = 112,995,398,034,064.64 - Step 5: Solve for x
x = 112,995,398,034,064.64/17,715,415.68 - Step 6: Final answer
x = 6,378,365.60
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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.