Finding the Fourth Proportional to 11,078,750.60, 16,608,794.70 and 5,759,966.60
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Solution
The fourth proportional to 11,078,750.60, 16,608,794.70 and 5,759,966.60 is: 8,635,098.50
Step by Step Solution
- Step 1: Write the proportion equation
11,078,750.60 : 16,608,794.70 = 5,759,966.60 : x - Step 2: Convert to fraction form
11,078,750.60/16,608,794.70 = 5,759,966.60/x - Step 3: Cross multiply
11,078,750.60x = 16,608,794.70 × 5,759,966.60 - Step 4: Simplify right side
11,078,750.60x = 95,666,102,738,257.02 - Step 5: Solve for x
x = 95,666,102,738,257.02/11,078,750.60 - Step 6: Final answer
x = 8,635,098.50
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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.