Finding the Fourth Proportional to 11,274,772.88, 15,559,227.87 and 6,118,134.27
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Solution
The fourth proportional to 11,274,772.88, 15,559,227.87 and 6,118,134.27 is: 8,443,047.70
Step by Step Solution
- Step 1: Write the proportion equation
11,274,772.88 : 15,559,227.87 = 6,118,134.27 : x - Step 2: Convert to fraction form
11,274,772.88/15,559,227.87 = 6,118,134.27/x - Step 3: Cross multiply
11,274,772.88x = 15,559,227.87 × 6,118,134.27 - Step 4: Simplify right side
11,274,772.88x = 95,193,445,246,186.09 - Step 5: Solve for x
x = 95,193,445,246,186.09/11,274,772.88 - Step 6: Final answer
x = 8,443,047.70
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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.