Finding the Fourth Proportional to 11,649,537.42, 16,072,799.17 and 6,753,782.55
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Solution
The fourth proportional to 11,649,537.42, 16,072,799.17 and 6,753,782.55 is: 9,318,154.59
Step by Step Solution
- Step 1: Write the proportion equation
11,649,537.42 : 16,072,799.17 = 6,753,782.55 : x - Step 2: Convert to fraction form
11,649,537.42/16,072,799.17 = 6,753,782.55/x - Step 3: Cross multiply
11,649,537.42x = 16,072,799.17 × 6,753,782.55 - Step 4: Simplify right side
11,649,537.42x = 108,552,190,529,642.88 - Step 5: Solve for x
x = 108,552,190,529,642.88/11,649,537.42 - Step 6: Final answer
x = 9,318,154.59
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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.