Finding the Fourth Proportional to 10,366,185.21, 14,310,514.67 and 6,447,204.54
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Solution
The fourth proportional to 10,366,185.21, 14,310,514.67 and 6,447,204.54 is: 8,900,363.37
Step by Step Solution
- Step 1: Write the proportion equation
10,366,185.21 : 14,310,514.67 = 6,447,204.54 : x - Step 2: Convert to fraction form
10,366,185.21/14,310,514.67 = 6,447,204.54/x - Step 3: Cross multiply
10,366,185.21x = 14,310,514.67 × 6,447,204.54 - Step 4: Simplify right side
10,366,185.21x = 92,262,815,117,924.58 - Step 5: Solve for x
x = 92,262,815,117,924.58/10,366,185.21 - Step 6: Final answer
x = 8,900,363.37
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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.