Finding the Fourth Proportional to 12,104,715.74, 16,704,005.09 and 6,597,969.41
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Solution
The fourth proportional to 12,104,715.74, 16,704,005.09 and 6,597,969.41 is: 9,104,923.82
Step by Step Solution
- Step 1: Write the proportion equation
12,104,715.74 : 16,704,005.09 = 6,597,969.41 : x - Step 2: Convert to fraction form
12,104,715.74/16,704,005.09 = 6,597,969.41/x - Step 3: Cross multiply
12,104,715.74x = 16,704,005.09 × 6,597,969.41 - Step 4: Simplify right side
12,104,715.74x = 110,212,514,617,074.47 - Step 5: Solve for x
x = 110,212,514,617,074.47/12,104,715.74 - Step 6: Final answer
x = 9,104,923.82
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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.