Finding the Fourth Proportional to 66,440,438.10, 99,660,657.15 and 23,358,287.70
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Solution
The fourth proportional to 66,440,438.10, 99,660,657.15 and 23,358,287.70 is: 35,037,431.55
Step by Step Solution
- Step 1: Write the proportion equation
66,440,438.10 : 99,660,657.15 = 23,358,287.70 : x - Step 2: Convert to fraction form
66,440,438.10/99,660,657.15 = 23,358,287.70/x - Step 3: Cross multiply
66,440,438.10x = 99,660,657.15 × 23,358,287.70 - Step 4: Simplify right side
66,440,438.10x = 2,327,902,302,080,762 - Step 5: Solve for x
x = 2,327,902,302,080,762/66,440,438.10 - Step 6: Final answer
x = 35,037,431.55
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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.