Finding the Fourth Proportional to 43,810,251.36, 65,701,401.12 and 15,049,451.68
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Solution
The fourth proportional to 43,810,251.36, 65,701,401.12 and 15,049,451.68 is: 22,569,376.59
Step by Step Solution
- Step 1: Write the proportion equation
43,810,251.36 : 65,701,401.12 = 15,049,451.68 : x - Step 2: Convert to fraction form
43,810,251.36/65,701,401.12 = 15,049,451.68/x - Step 3: Cross multiply
43,810,251.36x = 65,701,401.12 × 15,049,451.68 - Step 4: Simplify right side
43,810,251.36x = 988,770,061,463,737.88 - Step 5: Solve for x
x = 988,770,061,463,737.88/43,810,251.36 - Step 6: Final answer
x = 22,569,376.59
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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.