Finding the Fourth Proportional to 21,605,843.88, 32,375,634.27 and 14,680,503.26
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Solution
The fourth proportional to 21,605,843.88, 32,375,634.27 and 14,680,503.26 is: 21,998,243.02
Step by Step Solution
- Step 1: Write the proportion equation
21,605,843.88 : 32,375,634.27 = 14,680,503.26 : x - Step 2: Convert to fraction form
21,605,843.88/32,375,634.27 = 14,680,503.26/x - Step 3: Cross multiply
21,605,843.88x = 32,375,634.27 × 14,680,503.26 - Step 4: Simplify right side
21,605,843.88x = 475,290,604,283,424.56 - Step 5: Solve for x
x = 475,290,604,283,424.56/21,605,843.88 - Step 6: Final answer
x = 21,998,243.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.