Finding the Fourth Proportional to 16,332,885.68, 24,498,147.53 and 7,810,934.00
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Solution
The fourth proportional to 16,332,885.68, 24,498,147.53 and 7,810,934.00 is: 11,715,836.21
Step by Step Solution
- Step 1: Write the proportion equation
16,332,885.68 : 24,498,147.53 = 7,810,934.00 : x - Step 2: Convert to fraction form
16,332,885.68/24,498,147.53 = 7,810,934.00/x - Step 3: Cross multiply
16,332,885.68x = 24,498,147.53 × 7,810,934.00 - Step 4: Simplify right side
16,332,885.68x = 191,353,413,376,129.62 - Step 5: Solve for x
x = 191,353,413,376,129.62/16,332,885.68 - Step 6: Final answer
x = 11,715,836.21
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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.