Finding the Fourth Proportional to 16,387,677.42, 22,614,996.16 and 9,045,512.44
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Solution
The fourth proportional to 16,387,677.42, 22,614,996.16 and 9,045,512.44 is: 12,482,807.90
Step by Step Solution
- Step 1: Write the proportion equation
16,387,677.42 : 22,614,996.16 = 9,045,512.44 : x - Step 2: Convert to fraction form
16,387,677.42/22,614,996.16 = 9,045,512.44/x - Step 3: Cross multiply
16,387,677.42x = 22,614,996.16 × 9,045,512.44 - Step 4: Simplify right side
16,387,677.42x = 204,564,229,095,832.22 - Step 5: Solve for x
x = 204,564,229,095,832.22/16,387,677.42 - Step 6: Final answer
x = 12,482,807.90
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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.