Finding the Fourth Proportional to 16,448,474.99, 22,698,900.97 and 9,006,607.68
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Solution
The fourth proportional to 16,448,474.99, 22,698,900.97 and 9,006,607.68 is: 12,429,121.60
Step by Step Solution
- Step 1: Write the proportion equation
16,448,474.99 : 22,698,900.97 = 9,006,607.68 : x - Step 2: Convert to fraction form
16,448,474.99/22,698,900.97 = 9,006,607.68/x - Step 3: Cross multiply
16,448,474.99x = 22,698,900.97 × 9,006,607.68 - Step 4: Simplify right side
16,448,474.99x = 204,440,095,781,444.94 - Step 5: Solve for x
x = 204,440,095,781,444.94/16,448,474.99 - Step 6: Final answer
x = 12,429,121.60
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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.