Finding the Fourth Proportional to 18,344,918.68, 27,520,687.68 and 7,556,331.04
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Solution
The fourth proportional to 18,344,918.68, 27,520,687.68 and 7,556,331.04 is: 11,335,859.82
Step by Step Solution
- Step 1: Write the proportion equation
18,344,918.68 : 27,520,687.68 = 7,556,331.04 : x - Step 2: Convert to fraction form
18,344,918.68/27,520,687.68 = 7,556,331.04/x - Step 3: Cross multiply
18,344,918.68x = 27,520,687.68 × 7,556,331.04 - Step 4: Simplify right side
18,344,918.68x = 207,955,426,558,529.59 - Step 5: Solve for x
x = 207,955,426,558,529.59/18,344,918.68 - Step 6: Final answer
x = 11,335,859.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.