Finding the Fourth Proportional to 19,716,116.46, 29,577,537.62 and 8,790,270.68
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Solution
The fourth proportional to 19,716,116.46, 29,577,537.62 and 8,790,270.68 is: 13,186,905.35
Step by Step Solution
- Step 1: Write the proportion equation
19,716,116.46 : 29,577,537.62 = 8,790,270.68 : x - Step 2: Convert to fraction form
19,716,116.46/29,577,537.62 = 8,790,270.68/x - Step 3: Cross multiply
19,716,116.46x = 29,577,537.62 × 8,790,270.68 - Step 4: Simplify right side
19,716,116.46x = 259,994,561,535,843.94 - Step 5: Solve for x
x = 259,994,561,535,843.94/19,716,116.46 - Step 6: Final answer
x = 13,186,905.35
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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.