Finding the Fourth Proportional to 16,041,198.79, 22,136,860.02 and 8,699,029.75
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Solution
The fourth proportional to 16,041,198.79, 22,136,860.02 and 8,699,029.75 is: 12,004,664.14
Step by Step Solution
- Step 1: Write the proportion equation
16,041,198.79 : 22,136,860.02 = 8,699,029.75 : x - Step 2: Convert to fraction form
16,041,198.79/22,136,860.02 = 8,699,029.75/x - Step 3: Cross multiply
16,041,198.79x = 22,136,860.02 × 8,699,029.75 - Step 4: Simplify right side
16,041,198.79x = 192,569,203,885,565.59 - Step 5: Solve for x
x = 192,569,203,885,565.59/16,041,198.79 - Step 6: Final answer
x = 12,004,664.14
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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.