Finding the Fourth Proportional to 14,889,691.40, 22,334,537.10 and 9,787,857.80
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Solution
The fourth proportional to 14,889,691.40, 22,334,537.10 and 9,787,857.80 is: 14,681,786.70
Step by Step Solution
- Step 1: Write the proportion equation
14,889,691.40 : 22,334,537.10 = 9,787,857.80 : x - Step 2: Convert to fraction form
14,889,691.40/22,334,537.10 = 9,787,857.80/x - Step 3: Cross multiply
14,889,691.40x = 22,334,537.10 × 9,787,857.80 - Step 4: Simplify right side
14,889,691.40x = 218,607,273,163,624.41 - Step 5: Solve for x
x = 218,607,273,163,624.41/14,889,691.40 - Step 6: Final answer
x = 14,681,786.70
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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.