Finding the Fourth Proportional to 14,972,514.10, 22,427,278.35 and 12,453,090.10
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Solution
The fourth proportional to 14,972,514.10, 22,427,278.35 and 12,453,090.10 is: 18,653,441.64
Step by Step Solution
- Step 1: Write the proportion equation
14,972,514.10 : 22,427,278.35 = 12,453,090.10 : x - Step 2: Convert to fraction form
14,972,514.10/22,427,278.35 = 12,453,090.10/x - Step 3: Cross multiply
14,972,514.10x = 22,427,278.35 × 12,453,090.10 - Step 4: Simplify right side
14,972,514.10x = 279,288,917,990,329.34 - Step 5: Solve for x
x = 279,288,917,990,329.34/14,972,514.10 - Step 6: Final answer
x = 18,653,441.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.