Finding the Fourth Proportional to 5,696,965.67, 7,861,811.99 and 3,083,469.30
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Solution
The fourth proportional to 5,696,965.67, 7,861,811.99 and 3,083,469.30 is: 4,255,187.29
Step by Step Solution
- Step 1: Write the proportion equation
5,696,965.67 : 7,861,811.99 = 3,083,469.30 : x - Step 2: Convert to fraction form
5,696,965.67/7,861,811.99 = 3,083,469.30/x - Step 3: Cross multiply
5,696,965.67x = 7,861,811.99 × 3,083,469.30 - Step 4: Simplify right side
5,696,965.67x = 24,241,655,898,119.56 - Step 5: Solve for x
x = 24,241,655,898,119.56/5,696,965.67 - Step 6: Final answer
x = 4,255,187.29
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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.