Finding the Fourth Proportional to 16,041,197.79, 22,136,858.64 and 8,699,028.75
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Solution
The fourth proportional to 16,041,197.79, 22,136,858.64 and 8,699,028.75 is: 12,004,662.76
Step by Step Solution
- Step 1: Write the proportion equation
16,041,197.79 : 22,136,858.64 = 8,699,028.75 : x - Step 2: Convert to fraction form
16,041,197.79/22,136,858.64 = 8,699,028.75/x - Step 3: Cross multiply
16,041,197.79x = 22,136,858.64 × 8,699,028.75 - Step 4: Simplify right side
16,041,197.79x = 192,569,169,744,045.91 - Step 5: Solve for x
x = 192,569,169,744,045.91/16,041,197.79 - Step 6: Final answer
x = 12,004,662.76
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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.