Finding the Fourth Proportional to 12,186,265.99, 18,261,462.84 and 5,356,584.82
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Solution
The fourth proportional to 12,186,265.99, 18,261,462.84 and 5,356,584.82 is: 8,026,993.23
Step by Step Solution
- Step 1: Write the proportion equation
12,186,265.99 : 18,261,462.84 = 5,356,584.82 : x - Step 2: Convert to fraction form
12,186,265.99/18,261,462.84 = 5,356,584.82/x - Step 3: Cross multiply
12,186,265.99x = 18,261,462.84 × 5,356,584.82 - Step 4: Simplify right side
12,186,265.99x = 97,819,074,639,738.09 - Step 5: Solve for x
x = 97,819,074,639,738.09/12,186,265.99 - Step 6: Final answer
x = 8,026,993.23
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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.