Finding the Fourth Proportional to 43,503,522.75, 65,241,353.21 and 14,350,837.59
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Solution
The fourth proportional to 43,503,522.75, 65,241,353.21 and 14,350,837.59 is: 21,521,660.89
Step by Step Solution
- Step 1: Write the proportion equation
43,503,522.75 : 65,241,353.21 = 14,350,837.59 : x - Step 2: Convert to fraction form
43,503,522.75/65,241,353.21 = 14,350,837.59/x - Step 3: Cross multiply
43,503,522.75x = 65,241,353.21 × 14,350,837.59 - Step 4: Simplify right side
43,503,522.75x = 936,268,063,996,781 - Step 5: Solve for x
x = 936,268,063,996,781/43,503,522.75 - Step 6: Final answer
x = 21,521,660.89
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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.