Finding the Fourth Proportional to 19,983,080.09, 27,576,876.26 and 11,723,283.19
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Solution
The fourth proportional to 19,983,080.09, 27,576,876.26 and 11,723,283.19 is: 16,178,263.23
Step by Step Solution
- Step 1: Write the proportion equation
19,983,080.09 : 27,576,876.26 = 11,723,283.19 : x - Step 2: Convert to fraction form
19,983,080.09/27,576,876.26 = 11,723,283.19/x - Step 3: Cross multiply
19,983,080.09x = 27,576,876.26 × 11,723,283.19 - Step 4: Simplify right side
19,983,080.09x = 323,291,529,955,347.38 - Step 5: Solve for x
x = 323,291,529,955,347.38/19,983,080.09 - Step 6: Final answer
x = 16,178,263.23
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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.