Finding the Fourth Proportional to 14,759,740.09, 20,368,573.92 and 8,144,622.79
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Solution
The fourth proportional to 14,759,740.09, 20,368,573.92 and 8,144,622.79 is: 11,239,652.62
Step by Step Solution
- Step 1: Write the proportion equation
14,759,740.09 : 20,368,573.92 = 8,144,622.79 : x - Step 2: Convert to fraction form
14,759,740.09/20,368,573.92 = 8,144,622.79/x - Step 3: Cross multiply
14,759,740.09x = 20,368,573.92 × 8,144,622.79 - Step 4: Simplify right side
14,759,740.09x = 165,894,351,348,631.66 - Step 5: Solve for x
x = 165,894,351,348,631.66/14,759,740.09 - Step 6: Final answer
x = 11,239,652.62
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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.