Finding the Fourth Proportional to 10,676,249.17, 14,733,231.84 and 5,781,476.63
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Solution
The fourth proportional to 10,676,249.17, 14,733,231.84 and 5,781,476.63 is: 7,978,442.08
Step by Step Solution
- Step 1: Write the proportion equation
10,676,249.17 : 14,733,231.84 = 5,781,476.63 : x - Step 2: Convert to fraction form
10,676,249.17/14,733,231.84 = 5,781,476.63/x - Step 3: Cross multiply
10,676,249.17x = 14,733,231.84 × 5,781,476.63 - Step 4: Simplify right side
10,676,249.17x = 85,179,835,604,164.98 - Step 5: Solve for x
x = 85,179,835,604,164.98/10,676,249.17 - Step 6: Final answer
x = 7,978,442.08
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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.