Finding the Fourth Proportional to 31,935,770.37, 44,086,075.74 and 18,703,106.28
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Solution
The fourth proportional to 31,935,770.37, 44,086,075.74 and 18,703,106.28 is: 25,818,903.08
Step by Step Solution
- Step 1: Write the proportion equation
31,935,770.37 : 44,086,075.74 = 18,703,106.28 : x - Step 2: Convert to fraction form
31,935,770.37/44,086,075.74 = 18,703,106.28/x - Step 3: Cross multiply
31,935,770.37x = 44,086,075.74 × 18,703,106.28 - Step 4: Simplify right side
31,935,770.37x = 824,546,560,033,349.75 - Step 5: Solve for x
x = 824,546,560,033,349.75/31,935,770.37 - Step 6: Final answer
x = 25,818,903.08
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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.