Finding the Fourth Proportional to 5,917,794.36, 8,166,487.32 and 3,469,899.84
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Solution
The fourth proportional to 5,917,794.36, 8,166,487.32 and 3,469,899.84 is: 4,788,421.38
Step by Step Solution
- Step 1: Write the proportion equation
5,917,794.36 : 8,166,487.32 = 3,469,899.84 : x - Step 2: Convert to fraction form
5,917,794.36/8,166,487.32 = 3,469,899.84/x - Step 3: Cross multiply
5,917,794.36x = 8,166,487.32 × 3,469,899.84 - Step 4: Simplify right side
5,917,794.36x = 28,336,893,045,030.03 - Step 5: Solve for x
x = 28,336,893,045,030.03/5,917,794.36 - Step 6: Final answer
x = 4,788,421.38
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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.