Finding the Fourth Proportional to 33,736,306.88, 46,555,891.44 and 18,266,343.68
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Solution
The fourth proportional to 33,736,306.88, 46,555,891.44 and 18,266,343.68 is: 25,207,439.46
Step by Step Solution
- Step 1: Write the proportion equation
33,736,306.88 : 46,555,891.44 = 18,266,343.68 : x - Step 2: Convert to fraction form
33,736,306.88/46,555,891.44 = 18,266,343.68/x - Step 3: Cross multiply
33,736,306.88x = 46,555,891.44 × 18,266,343.68 - Step 4: Simplify right side
33,736,306.88x = 850,405,913,371,810 - Step 5: Solve for x
x = 850,405,913,371,810/33,736,306.88 - Step 6: Final answer
x = 25,207,439.46
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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.