Finding the Fourth Proportional to 16,292,437.26, 22,481,066.34 and 9,415,592.34
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Solution
The fourth proportional to 16,292,437.26, 22,481,066.34 and 9,415,592.34 is: 12,992,074.34
Step by Step Solution
- Step 1: Write the proportion equation
16,292,437.26 : 22,481,066.34 = 9,415,592.34 : x - Step 2: Convert to fraction form
16,292,437.26/22,481,066.34 = 9,415,592.34/x - Step 3: Cross multiply
16,292,437.26x = 22,481,066.34 × 9,415,592.34 - Step 4: Simplify right side
16,292,437.26x = 211,672,556,025,935.84 - Step 5: Solve for x
x = 211,672,556,025,935.84/16,292,437.26 - Step 6: Final answer
x = 12,992,074.34
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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.