Finding the Fourth Proportional to 7,574,952.96, 10,453,273.38 and 4,137,207.84
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Solution
The fourth proportional to 7,574,952.96, 10,453,273.38 and 4,137,207.84 is: 5,709,258.50
Step by Step Solution
- Step 1: Write the proportion equation
7,574,952.96 : 10,453,273.38 = 4,137,207.84 : x - Step 2: Convert to fraction form
7,574,952.96/10,453,273.38 = 4,137,207.84/x - Step 3: Cross multiply
7,574,952.96x = 10,453,273.38 × 4,137,207.84 - Step 4: Simplify right side
7,574,952.96x = 43,247,364,581,399.30 - Step 5: Solve for x
x = 43,247,364,581,399.30/7,574,952.96 - Step 6: Final answer
x = 5,709,258.50
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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.