Finding the Fourth Proportional to 11,611,048.44, 16,021,310.04 and 6,453,708.78
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Solution
The fourth proportional to 11,611,048.44, 16,021,310.04 and 6,453,708.78 is: 8,905,041.59
Step by Step Solution
- Step 1: Write the proportion equation
11,611,048.44 : 16,021,310.04 = 6,453,708.78 : x - Step 2: Convert to fraction form
11,611,048.44/16,021,310.04 = 6,453,708.78/x - Step 3: Cross multiply
11,611,048.44x = 16,021,310.04 × 6,453,708.78 - Step 4: Simplify right side
11,611,048.44x = 103,396,869,272,250.16 - Step 5: Solve for x
x = 103,396,869,272,250.16/11,611,048.44 - Step 6: Final answer
x = 8,905,041.59
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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.