Finding the Fourth Proportional to 9,587,812.97, 13,231,103.28 and 5,236,902.02
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Solution
The fourth proportional to 9,587,812.97, 13,231,103.28 and 5,236,902.02 is: 7,226,881.85
Step by Step Solution
- Step 1: Write the proportion equation
9,587,812.97 : 13,231,103.28 = 5,236,902.02 : x - Step 2: Convert to fraction form
9,587,812.97/13,231,103.28 = 5,236,902.02/x - Step 3: Cross multiply
9,587,812.97x = 13,231,103.28 × 5,236,902.02 - Step 4: Simplify right side
9,587,812.97x = 69,289,991,493,860.62 - Step 5: Solve for x
x = 69,289,991,493,860.62/9,587,812.97 - Step 6: Final answer
x = 7,226,881.85
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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.