Finding the Fourth Proportional to 5,915,484.11, 8,163,373.53 and 3,199,230.11
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Solution
The fourth proportional to 5,915,484.11, 8,163,373.53 and 3,199,230.11 is: 4,414,940.50
Step by Step Solution
- Step 1: Write the proportion equation
5,915,484.11 : 8,163,373.53 = 3,199,230.11 : x - Step 2: Convert to fraction form
5,915,484.11/8,163,373.53 = 3,199,230.11/x - Step 3: Cross multiply
5,915,484.11x = 8,163,373.53 × 3,199,230.11 - Step 4: Simplify right side
5,915,484.11x = 26,116,510,396,352.99 - Step 5: Solve for x
x = 26,116,510,396,352.99/5,915,484.11 - Step 6: Final answer
x = 4,414,940.50
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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.