Finding the Fourth Proportional to 19,951,084.84, 27,532,803 and 11,689,170.43
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Solution
The fourth proportional to 19,951,084.84, 27,532,803 and 11,689,170.43 is: 16,131,234.43
Step by Step Solution
- Step 1: Write the proportion equation
19,951,084.84 : 27,532,803 = 11,689,170.43 : x - Step 2: Convert to fraction form
19,951,084.84/27,532,803 = 11,689,170.43/x - Step 3: Cross multiply
19,951,084.84x = 27,532,803 × 11,689,170.43 - Step 4: Simplify right side
19,951,084.84x = 321,835,626,682,615.31 - Step 5: Solve for x
x = 321,835,626,682,615.31/19,951,084.84 - Step 6: Final answer
x = 16,131,234.43
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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.