Finding the Fourth Proportional to 16,395,448.62, 22,627,713.96 and 9,519,930.66
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Solution
The fourth proportional to 16,395,448.62, 22,627,713.96 and 9,519,930.66 is: 13,138,662.62
Step by Step Solution
- Step 1: Write the proportion equation
16,395,448.62 : 22,627,713.96 = 9,519,930.66 : x - Step 2: Convert to fraction form
16,395,448.62/22,627,713.96 = 9,519,930.66/x - Step 3: Cross multiply
16,395,448.62x = 22,627,713.96 × 9,519,930.66 - Step 4: Simplify right side
16,395,448.62x = 215,414,267,893,514.03 - Step 5: Solve for x
x = 215,414,267,893,514.03/16,395,448.62 - Step 6: Final answer
x = 13,138,662.62
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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.