Finding the Fourth Proportional to 9,528,410.62, 13,149,289.69 and 5,177,497
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Solution
The fourth proportional to 9,528,410.62, 13,149,289.69 and 5,177,497 is: 7,144,990.98
Step by Step Solution
- Step 1: Write the proportion equation
9,528,410.62 : 13,149,289.69 = 5,177,497 : x - Step 2: Convert to fraction form
9,528,410.62/13,149,289.69 = 5,177,497/x - Step 3: Cross multiply
9,528,410.62x = 13,149,289.69 × 5,177,497 - Step 4: Simplify right side
9,528,410.62x = 68,080,407,922,105.93 - Step 5: Solve for x
x = 68,080,407,922,105.93/9,528,410.62 - Step 6: Final answer
x = 7,144,990.98
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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.