Finding the Fourth Proportional to 8,104,624.99, 12,137,455.41 and 4,635,851.48
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Solution
The fourth proportional to 8,104,624.99, 12,137,455.41 and 4,635,851.48 is: 6,942,633.45
Step by Step Solution
- Step 1: Write the proportion equation
8,104,624.99 : 12,137,455.41 = 4,635,851.48 : x - Step 2: Convert to fraction form
8,104,624.99/12,137,455.41 = 4,635,851.48/x - Step 3: Cross multiply
8,104,624.99x = 12,137,455.41 × 4,635,851.48 - Step 4: Simplify right side
8,104,624.99x = 56,267,440,565,195.23 - Step 5: Solve for x
x = 56,267,440,565,195.23/8,104,624.99 - Step 6: Final answer
x = 6,942,633.45
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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.