Finding the Fourth Proportional to 5,908,708.05, 8,154,079.17 and 3,330,388.80
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Solution
The fourth proportional to 5,908,708.05, 8,154,079.17 and 3,330,388.80 is: 4,595,971.52
Step by Step Solution
- Step 1: Write the proportion equation
5,908,708.05 : 8,154,079.17 = 3,330,388.80 : x - Step 2: Convert to fraction form
5,908,708.05/8,154,079.17 = 3,330,388.80/x - Step 3: Cross multiply
5,908,708.05x = 8,154,079.17 × 3,330,388.80 - Step 4: Simplify right side
5,908,708.05x = 27,156,253,942,081.29 - Step 5: Solve for x
x = 27,156,253,942,081.29/5,908,708.05 - Step 6: Final answer
x = 4,595,971.52
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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.