Finding the Fourth Proportional to 6,804,541.80, 10,206,812.70 and 4,649,034.60
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Solution
The fourth proportional to 6,804,541.80, 10,206,812.70 and 4,649,034.60 is: 6,973,551.90
Step by Step Solution
- Step 1: Write the proportion equation
6,804,541.80 : 10,206,812.70 = 4,649,034.60 : x - Step 2: Convert to fraction form
6,804,541.80/10,206,812.70 = 4,649,034.60/x - Step 3: Cross multiply
6,804,541.80x = 10,206,812.70 × 4,649,034.60 - Step 4: Simplify right side
6,804,541.80x = 47,451,825,398,019.41 - Step 5: Solve for x
x = 47,451,825,398,019.41/6,804,541.80 - Step 6: Final answer
x = 6,973,551.90
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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.