Finding the Fourth Proportional to 9,188,175.11, 13,782,168.81 and 2,364,721.79
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Solution
The fourth proportional to 9,188,175.11, 13,782,168.81 and 2,364,721.79 is: 3,547,058.52
Step by Step Solution
- Step 1: Write the proportion equation
9,188,175.11 : 13,782,168.81 = 2,364,721.79 : x - Step 2: Convert to fraction form
9,188,175.11/13,782,168.81 = 2,364,721.79/x - Step 3: Cross multiply
9,188,175.11x = 13,782,168.81 × 2,364,721.79 - Step 4: Simplify right side
9,188,175.11x = 32,590,994,829,554.53 - Step 5: Solve for x
x = 32,590,994,829,554.53/9,188,175.11 - Step 6: Final answer
x = 3,547,058.52
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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.