Finding the Fourth Proportional to 7,832,419.11, 11,748,709.67 and 2,367,559.23
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Solution
The fourth proportional to 7,832,419.11, 11,748,709.67 and 2,367,559.23 is: 3,551,363.32
Step by Step Solution
- Step 1: Write the proportion equation
7,832,419.11 : 11,748,709.67 = 2,367,559.23 : x - Step 2: Convert to fraction form
7,832,419.11/11,748,709.67 = 2,367,559.23/x - Step 3: Cross multiply
7,832,419.11x = 11,748,709.67 × 2,367,559.23 - Step 4: Simplify right side
7,832,419.11x = 27,815,765,949,217.41 - Step 5: Solve for x
x = 27,815,765,949,217.41/7,832,419.11 - Step 6: Final answer
x = 3,551,363.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.