Finding the Fourth Proportional to 11,306,650.40, 15,602,542.48 and 6,344,628.96
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Solution
The fourth proportional to 11,306,650.40, 15,602,542.48 and 6,344,628.96 is: 8,755,231.60
Step by Step Solution
- Step 1: Write the proportion equation
11,306,650.40 : 15,602,542.48 = 6,344,628.96 : x - Step 2: Convert to fraction form
11,306,650.40/15,602,542.48 = 6,344,628.96/x - Step 3: Cross multiply
11,306,650.40x = 15,602,542.48 × 6,344,628.96 - Step 4: Simplify right side
11,306,650.40x = 98,992,342,868,238.22 - Step 5: Solve for x
x = 98,992,342,868,238.22/11,306,650.40 - Step 6: Final answer
x = 8,755,231.60
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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.