Finding the Fourth Proportional to 11,943,274.98, 16,481,230.71 and 6,716,134.56
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Solution
The fourth proportional to 11,943,274.98, 16,481,230.71 and 6,716,134.56 is: 9,267,990.84
Step by Step Solution
- Step 1: Write the proportion equation
11,943,274.98 : 16,481,230.71 = 6,716,134.56 : x - Step 2: Convert to fraction form
11,943,274.98/16,481,230.71 = 6,716,134.56/x - Step 3: Cross multiply
11,943,274.98x = 16,481,230.71 × 6,716,134.56 - Step 4: Simplify right side
11,943,274.98x = 110,690,163,162,764.34 - Step 5: Solve for x
x = 110,690,163,162,764.34/11,943,274.98 - Step 6: Final answer
x = 9,267,990.84
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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.