Finding the Fourth Proportional to 19,013,107.84, 26,237,910.24 and 10,311,472.48
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Solution
The fourth proportional to 19,013,107.84, 26,237,910.24 and 10,311,472.48 is: 14,229,735.17
Step by Step Solution
- Step 1: Write the proportion equation
19,013,107.84 : 26,237,910.24 = 10,311,472.48 : x - Step 2: Convert to fraction form
19,013,107.84/26,237,910.24 = 10,311,472.48/x - Step 3: Cross multiply
19,013,107.84x = 26,237,910.24 × 10,311,472.48 - Step 4: Simplify right side
19,013,107.84x = 270,551,489,372,470.19 - Step 5: Solve for x
x = 270,551,489,372,470.19/19,013,107.84 - Step 6: Final answer
x = 14,229,735.17
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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.