Finding the Fourth Proportional to 13,544,334.84, 18,691,125.84 and 8,042,238.93
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Solution
The fourth proportional to 13,544,334.84, 18,691,125.84 and 8,042,238.93 is: 11,098,256.33
Step by Step Solution
- Step 1: Write the proportion equation
13,544,334.84 : 18,691,125.84 = 8,042,238.93 : x - Step 2: Convert to fraction form
13,544,334.84/18,691,125.84 = 8,042,238.93/x - Step 3: Cross multiply
13,544,334.84x = 18,691,125.84 × 8,042,238.93 - Step 4: Simplify right side
13,544,334.84x = 150,318,499,946,068.66 - Step 5: Solve for x
x = 150,318,499,946,068.66/13,544,334.84 - Step 6: Final answer
x = 11,098,256.33
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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.