Finding the Fourth Proportional to 91,213,922.96, 136,820,884.28 and 23,056,614.68
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Solution
The fourth proportional to 91,213,922.96, 136,820,884.28 and 23,056,614.68 is: 34,584,921.98
Step by Step Solution
- Step 1: Write the proportion equation
91,213,922.96 : 136,820,884.28 = 23,056,614.68 : x - Step 2: Convert to fraction form
91,213,922.96/136,820,884.28 = 23,056,614.68/x - Step 3: Cross multiply
91,213,922.96x = 136,820,884.28 × 23,056,614.68 - Step 4: Simplify right side
91,213,922.96x = 3,154,626,409,020,829 - Step 5: Solve for x
x = 3,154,626,409,020,829/91,213,922.96 - Step 6: Final answer
x = 34,584,921.98
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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.