Finding the Fourth Proportional to 7,586,171.73, 10,468,927.49 and 4,278,509.19
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Solution
The fourth proportional to 7,586,171.73, 10,468,927.49 and 4,278,509.19 is: 5,904,348.60
Step by Step Solution
- Step 1: Write the proportion equation
7,586,171.73 : 10,468,927.49 = 4,278,509.19 : x - Step 2: Convert to fraction form
7,586,171.73/10,468,927.49 = 4,278,509.19/x - Step 3: Cross multiply
7,586,171.73x = 10,468,927.49 × 4,278,509.19 - Step 4: Simplify right side
7,586,171.73x = 44,791,402,454,016.09 - Step 5: Solve for x
x = 44,791,402,454,016.09/7,586,171.73 - Step 6: Final answer
x = 5,904,348.60
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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.