Finding the Fourth Proportional to 10,706,353.53, 14,774,367.39 and 5,811,470.25
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Solution
The fourth proportional to 10,706,353.53, 14,774,367.39 and 5,811,470.25 is: 8,019,611.56
Step by Step Solution
- Step 1: Write the proportion equation
10,706,353.53 : 14,774,367.39 = 5,811,470.25 : x - Step 2: Convert to fraction form
10,706,353.53/14,774,367.39 = 5,811,470.25/x - Step 3: Cross multiply
10,706,353.53x = 14,774,367.39 × 5,811,470.25 - Step 4: Simplify right side
10,706,353.53x = 85,860,796,549,555.16 - Step 5: Solve for x
x = 85,860,796,549,555.16/10,706,353.53 - Step 6: Final answer
x = 8,019,611.56
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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.