Finding the Fourth Proportional to 14,304,382.96, 21,456,567.60 and 4,207,003.84
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Solution
The fourth proportional to 14,304,382.96, 21,456,567.60 and 4,207,003.84 is: 6,310,503.75
Step by Step Solution
- Step 1: Write the proportion equation
14,304,382.96 : 21,456,567.60 = 4,207,003.84 : x - Step 2: Convert to fraction form
14,304,382.96/21,456,567.60 = 4,207,003.84/x - Step 3: Cross multiply
14,304,382.96x = 21,456,567.60 × 4,207,003.84 - Step 4: Simplify right side
14,304,382.96x = 90,267,862,286,419.59 - Step 5: Solve for x
x = 90,267,862,286,419.59/14,304,382.96 - Step 6: Final answer
x = 6,310,503.75
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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.