Finding the Fourth Proportional to 14,053,964.08, 19,392,325.68 and 7,940,161.84
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Solution
The fourth proportional to 14,053,964.08, 19,392,325.68 and 7,940,161.84 is: 10,956,211.61
Step by Step Solution
- Step 1: Write the proportion equation
14,053,964.08 : 19,392,325.68 = 7,940,161.84 : x - Step 2: Convert to fraction form
14,053,964.08/19,392,325.68 = 7,940,161.84/x - Step 3: Cross multiply
14,053,964.08x = 19,392,325.68 × 7,940,161.84 - Step 4: Simplify right side
14,053,964.08x = 153,978,204,353,188.03 - Step 5: Solve for x
x = 153,978,204,353,188.03/14,053,964.08 - Step 6: Final answer
x = 10,956,211.61
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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.