Finding the Fourth Proportional to 6,872,740.02, 9,484,403.31 and 3,816,954.18
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Solution
The fourth proportional to 6,872,740.02, 9,484,403.31 and 3,816,954.18 is: 5,267,409.03
Step by Step Solution
- Step 1: Write the proportion equation
6,872,740.02 : 9,484,403.31 = 3,816,954.18 : x - Step 2: Convert to fraction form
6,872,740.02/9,484,403.31 = 3,816,954.18/x - Step 3: Cross multiply
6,872,740.02x = 9,484,403.31 × 3,816,954.18 - Step 4: Simplify right side
6,872,740.02x = 36,201,532,858,910.34 - Step 5: Solve for x
x = 36,201,532,858,910.34/6,872,740.02 - Step 6: Final answer
x = 5,267,409.03
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1.5x scale
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.