Finding the Fourth Proportional to 7,927,050.24, 10,943,861.76 and 5,218,669.44
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Solution
The fourth proportional to 7,927,050.24, 10,943,861.76 and 5,218,669.44 is: 7,204,747.69
Step by Step Solution
- Step 1: Write the proportion equation
7,927,050.24 : 10,943,861.76 = 5,218,669.44 : x - Step 2: Convert to fraction form
7,927,050.24/10,943,861.76 = 5,218,669.44/x - Step 3: Cross multiply
7,927,050.24x = 10,943,861.76 × 5,218,669.44 - Step 4: Simplify right side
7,927,050.24x = 57,112,396,922,496.62 - Step 5: Solve for x
x = 57,112,396,922,496.62/7,927,050.24 - Step 6: Final answer
x = 7,204,747.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.