Finding the Fourth Proportional to 6,225,478.79, 9,339,737.57 and 2,387,232.64
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Solution
The fourth proportional to 6,225,478.79, 9,339,737.57 and 2,387,232.64 is: 3,581,431.59
Step by Step Solution
- Step 1: Write the proportion equation
6,225,478.79 : 9,339,737.57 = 2,387,232.64 : x - Step 2: Convert to fraction form
6,225,478.79/9,339,737.57 = 2,387,232.64/x - Step 3: Cross multiply
6,225,478.79x = 9,339,737.57 × 2,387,232.64 - Step 4: Simplify right side
6,225,478.79x = 22,296,126,376,138.29 - Step 5: Solve for x
x = 22,296,126,376,138.29/6,225,478.79 - Step 6: Final answer
x = 3,581,431.59
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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.