Finding the Fourth Proportional to 16,537,137.92, 22,816,121.28 and 9,656,656.64
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Solution
The fourth proportional to 16,537,137.92, 22,816,121.28 and 9,656,656.64 is: 13,323,191.12
Step by Step Solution
- Step 1: Write the proportion equation
16,537,137.92 : 22,816,121.28 = 9,656,656.64 : x - Step 2: Convert to fraction form
16,537,137.92/22,816,121.28 = 9,656,656.64/x - Step 3: Cross multiply
16,537,137.92x = 22,816,121.28 × 9,656,656.64 - Step 4: Simplify right side
16,537,137.92x = 220,327,449,057,557.31 - Step 5: Solve for x
x = 220,327,449,057,557.31/16,537,137.92 - Step 6: Final answer
x = 13,323,191.12
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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.