Finding the Fourth Proportional to 11,214,376.08, 16,821,322.56 and 3,127,136.19
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Solution
The fourth proportional to 11,214,376.08, 16,821,322.56 and 3,127,136.19 is: 4,690,636.93
Step by Step Solution
- Step 1: Write the proportion equation
11,214,376.08 : 16,821,322.56 = 3,127,136.19 : x - Step 2: Convert to fraction form
11,214,376.08/16,821,322.56 = 3,127,136.19/x - Step 3: Cross multiply
11,214,376.08x = 16,821,322.56 × 3,127,136.19 - Step 4: Simplify right side
11,214,376.08x = 52,602,566,541,039.44 - Step 5: Solve for x
x = 52,602,566,541,039.44/11,214,376.08 - Step 6: Final answer
x = 4,690,636.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.