Finding the Fourth Proportional to 10,889,836.01, 16,334,759.28 and 4,493,057.84
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Solution
The fourth proportional to 10,889,836.01, 16,334,759.28 and 4,493,057.84 is: 6,739,588.93
Step by Step Solution
- Step 1: Write the proportion equation
10,889,836.01 : 16,334,759.28 = 4,493,057.84 : x - Step 2: Convert to fraction form
10,889,836.01/16,334,759.28 = 4,493,057.84/x - Step 3: Cross multiply
10,889,836.01x = 16,334,759.28 × 4,493,057.84 - Step 4: Simplify right side
10,889,836.01x = 73,393,018,247,516.75 - Step 5: Solve for x
x = 73,393,018,247,516.75/10,889,836.01 - Step 6: Final answer
x = 6,739,588.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.