Finding the Fourth Proportional to 11,523,212.66, 15,902,671.20 and 6,366,463.49
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Solution
The fourth proportional to 11,523,212.66, 15,902,671.20 and 6,366,463.49 is: 8,786,071.96
Step by Step Solution
- Step 1: Write the proportion equation
11,523,212.66 : 15,902,671.20 = 6,366,463.49 : x - Step 2: Convert to fraction form
11,523,212.66/15,902,671.20 = 6,366,463.49/x - Step 3: Cross multiply
11,523,212.66x = 15,902,671.20 × 6,366,463.49 - Step 4: Simplify right side
11,523,212.66x = 101,243,775,588,274.48 - Step 5: Solve for x
x = 101,243,775,588,274.48/11,523,212.66 - Step 6: Final answer
x = 8,786,071.96
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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.