Finding the Fourth Proportional to 5,352,097.07, 7,385,891.11 and 3,028,947.41
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Solution
The fourth proportional to 5,352,097.07, 7,385,891.11 and 3,028,947.41 is: 4,179,945.81
Step by Step Solution
- Step 1: Write the proportion equation
5,352,097.07 : 7,385,891.11 = 3,028,947.41 : x - Step 2: Convert to fraction form
5,352,097.07/7,385,891.11 = 3,028,947.41/x - Step 3: Cross multiply
5,352,097.07x = 7,385,891.11 × 3,028,947.41 - Step 4: Simplify right side
5,352,097.07x = 22,371,475,711,247.07 - Step 5: Solve for x
x = 22,371,475,711,247.07/5,352,097.07 - Step 6: Final answer
x = 4,179,945.81
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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.