Finding the Fourth Proportional to 10,672,110.37, 14,727,509.21 and 5,777,328.84
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Solution
The fourth proportional to 10,672,110.37, 14,727,509.21 and 5,777,328.84 is: 7,972,712.11
Step by Step Solution
- Step 1: Write the proportion equation
10,672,110.37 : 14,727,509.21 = 5,777,328.84 : x - Step 2: Convert to fraction form
10,672,110.37/14,727,509.21 = 5,777,328.84/x - Step 3: Cross multiply
10,672,110.37x = 14,727,509.21 × 5,777,328.84 - Step 4: Simplify right side
10,672,110.37x = 85,085,663,597,774.42 - Step 5: Solve for x
x = 85,085,663,597,774.42/10,672,110.37 - Step 6: Final answer
x = 7,972,712.11
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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.