Finding the Fourth Proportional to 7,396,028.46, 10,206,323.37 and 4,132,869.99
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Solution
The fourth proportional to 7,396,028.46, 10,206,323.37 and 4,132,869.99 is: 5,703,251.12
Step by Step Solution
- Step 1: Write the proportion equation
7,396,028.46 : 10,206,323.37 = 4,132,869.99 : x - Step 2: Convert to fraction form
7,396,028.46/10,206,323.37 = 4,132,869.99/x - Step 3: Cross multiply
7,396,028.46x = 10,206,323.37 × 4,132,869.99 - Step 4: Simplify right side
7,396,028.46x = 42,181,407,564,108.66 - Step 5: Solve for x
x = 42,181,407,564,108.66/7,396,028.46 - Step 6: Final answer
x = 5,703,251.12
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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.