Finding the Fourth Proportional to 11,936,252.55, 16,472,028.66 and 6,503,744.55
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Solution
The fourth proportional to 11,936,252.55, 16,472,028.66 and 6,503,744.55 is: 8,975,167.56
Step by Step Solution
- Step 1: Write the proportion equation
11,936,252.55 : 16,472,028.66 = 6,503,744.55 : x - Step 2: Convert to fraction form
11,936,252.55/16,472,028.66 = 6,503,744.55/x - Step 3: Cross multiply
11,936,252.55x = 16,472,028.66 × 6,503,744.55 - Step 4: Simplify right side
11,936,252.55x = 107,129,866,624,918.80 - Step 5: Solve for x
x = 107,129,866,624,918.80/11,936,252.55 - Step 6: Final answer
x = 8,975,167.56
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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.