Finding the Fourth Proportional to 14,436,630, 19,922,553.72 and 8,635,656.24
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Solution
The fourth proportional to 14,436,630, 19,922,553.72 and 8,635,656.24 is: 11,917,208.20
Step by Step Solution
- Step 1: Write the proportion equation
14,436,630 : 19,922,553.72 = 8,635,656.24 : x - Step 2: Convert to fraction form
14,436,630/19,922,553.72 = 8,635,656.24/x - Step 3: Cross multiply
14,436,630x = 19,922,553.72 × 8,635,656.24 - Step 4: Simplify right side
14,436,630x = 172,044,325,348,853.22 - Step 5: Solve for x
x = 172,044,325,348,853.22/14,436,630 - Step 6: Final answer
x = 11,917,208.20
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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.