Finding the Fourth Proportional to 16,032,487.49, 22,124,240.00 and 8,690,162.98
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Solution
The fourth proportional to 16,032,487.49, 22,124,240.00 and 8,690,162.98 is: 11,992,103.63
Step by Step Solution
- Step 1: Write the proportion equation
16,032,487.49 : 22,124,240.00 = 8,690,162.98 : x - Step 2: Convert to fraction form
16,032,487.49/22,124,240.00 = 8,690,162.98/x - Step 3: Cross multiply
16,032,487.49x = 22,124,240.00 × 8,690,162.98 - Step 4: Simplify right side
16,032,487.49x = 192,263,251,392,839.69 - Step 5: Solve for x
x = 192,263,251,392,839.69/16,032,487.49 - Step 6: Final answer
x = 11,992,103.63
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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.