Finding the Fourth Proportional to 5,063,298.53, 6,987,295.10 and 2,771,431.88
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Solution
The fourth proportional to 5,063,298.53, 6,987,295.10 and 2,771,431.88 is: 3,824,544.86
Step by Step Solution
- Step 1: Write the proportion equation
5,063,298.53 : 6,987,295.10 = 2,771,431.88 : x - Step 2: Convert to fraction form
5,063,298.53/6,987,295.10 = 2,771,431.88/x - Step 3: Cross multiply
5,063,298.53x = 6,987,295.10 × 2,771,431.88 - Step 4: Simplify right side
5,063,298.53x = 19,364,812,367,099.89 - Step 5: Solve for x
x = 19,364,812,367,099.89/5,063,298.53 - Step 6: Final answer
x = 3,824,544.86
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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.