Finding the Fourth Proportional to 21,577,732.11, 32,368,763.07 and 6,225,401.97
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Solution
The fourth proportional to 21,577,732.11, 32,368,763.07 and 6,225,401.97 is: 9,338,727.55
Step by Step Solution
- Step 1: Write the proportion equation
21,577,732.11 : 32,368,763.07 = 6,225,401.97 : x - Step 2: Convert to fraction form
21,577,732.11/32,368,763.07 = 6,225,401.97/x - Step 3: Cross multiply
21,577,732.11x = 32,368,763.07 × 6,225,401.97 - Step 4: Simplify right side
21,577,732.11x = 201,508,561,382,441.25 - Step 5: Solve for x
x = 201,508,561,382,441.25/21,577,732.11 - Step 6: Final answer
x = 9,338,727.55
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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.