Finding the Fourth Proportional to 66,316,707.36, 91,513,512.36 and 36,546,388.56
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Solution
The fourth proportional to 66,316,707.36, 91,513,512.36 and 36,546,388.56 is: 50,432,063.27
Step by Step Solution
- Step 1: Write the proportion equation
66,316,707.36 : 91,513,512.36 = 36,546,388.56 : x - Step 2: Convert to fraction form
66,316,707.36/91,513,512.36 = 36,546,388.56/x - Step 3: Cross multiply
66,316,707.36x = 91,513,512.36 × 36,546,388.56 - Step 4: Simplify right side
66,316,707.36x = 3,344,488,381,198,923 - Step 5: Solve for x
x = 3,344,488,381,198,923/66,316,707.36 - Step 6: Final answer
x = 50,432,063.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.