Finding the Fourth Proportional to 7,381,747.68, 11,068,828.56 and 3,336,044.16
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Solution
The fourth proportional to 7,381,747.68, 11,068,828.56 and 3,336,044.16 is: 5,002,352.08
Step by Step Solution
- Step 1: Write the proportion equation
7,381,747.68 : 11,068,828.56 = 3,336,044.16 : x - Step 2: Convert to fraction form
7,381,747.68/11,068,828.56 = 3,336,044.16/x - Step 3: Cross multiply
7,381,747.68x = 11,068,828.56 × 3,336,044.16 - Step 4: Simplify right side
7,381,747.68x = 36,926,100,875,629.21 - Step 5: Solve for x
x = 36,926,100,875,629.21/7,381,747.68 - Step 6: Final answer
x = 5,002,352.08
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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.