Finding the Fourth Proportional to 10,848,156.13, 14,969,466.05 and 6,437,121.71
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Solution
The fourth proportional to 10,848,156.13, 14,969,466.05 and 6,437,121.71 is: 8,882,640.86
Step by Step Solution
- Step 1: Write the proportion equation
10,848,156.13 : 14,969,466.05 = 6,437,121.71 : x - Step 2: Convert to fraction form
10,848,156.13/14,969,466.05 = 6,437,121.71/x - Step 3: Cross multiply
10,848,156.13x = 14,969,466.05 × 6,437,121.71 - Step 4: Simplify right side
10,848,156.13x = 96,360,274,902,801 - Step 5: Solve for x
x = 96,360,274,902,801/10,848,156.13 - Step 6: Final answer
x = 8,882,640.86
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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.