Finding the Fourth Proportional to 6,809,405.80, 10,214,108.70 and 3,450,173.80
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Solution
The fourth proportional to 6,809,405.80, 10,214,108.70 and 3,450,173.80 is: 5,175,260.70
Step by Step Solution
- Step 1: Write the proportion equation
6,809,405.80 : 10,214,108.70 = 3,450,173.80 : x - Step 2: Convert to fraction form
6,809,405.80/10,214,108.70 = 3,450,173.80/x - Step 3: Cross multiply
6,809,405.80x = 10,214,108.70 × 3,450,173.80 - Step 4: Simplify right side
6,809,405.80x = 35,240,450,227,092.05 - Step 5: Solve for x
x = 35,240,450,227,092.05/6,809,405.80 - Step 6: Final answer
x = 5,175,260.70
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1.5x scale
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.