Finding the Fourth Proportional to 10,672,110.36, 14,727,509.16 and 5,777,328.82
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Solution
The fourth proportional to 10,672,110.36, 14,727,509.16 and 5,777,328.82 is: 7,972,712.07
Step by Step Solution
- Step 1: Write the proportion equation
10,672,110.36 : 14,727,509.16 = 5,777,328.82 : x - Step 2: Convert to fraction form
10,672,110.36/14,727,509.16 = 5,777,328.82/x - Step 3: Cross multiply
10,672,110.36x = 14,727,509.16 × 5,777,328.82 - Step 4: Simplify right side
10,672,110.36x = 85,085,663,116,882 - Step 5: Solve for x
x = 85,085,663,116,882/10,672,110.36 - Step 6: Final answer
x = 7,972,712.07
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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.