Finding the Fourth Proportional to 7,936,553.22, 11,903,555.35 and 2,177,941.92
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Solution
The fourth proportional to 7,936,553.22, 11,903,555.35 and 2,177,941.92 is: 3,266,563.14
Step by Step Solution
- Step 1: Write the proportion equation
7,936,553.22 : 11,903,555.35 = 2,177,941.92 : x - Step 2: Convert to fraction form
7,936,553.22/11,903,555.35 = 2,177,941.92/x - Step 3: Cross multiply
7,936,553.22x = 11,903,555.35 × 2,177,941.92 - Step 4: Simplify right side
7,936,553.22x = 25,925,252,193,805.27 - Step 5: Solve for x
x = 25,925,252,193,805.27/7,936,553.22 - Step 6: Final answer
x = 3,266,563.14
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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.