Finding the Fourth Proportional to 11,486,193.82, 17,218,862.52 and 5,730,687.79
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Solution
The fourth proportional to 11,486,193.82, 17,218,862.52 and 5,730,687.79 is: 8,590,828.85
Step by Step Solution
- Step 1: Write the proportion equation
11,486,193.82 : 17,218,862.52 = 5,730,687.79 : x - Step 2: Convert to fraction form
11,486,193.82/17,218,862.52 = 5,730,687.79/x - Step 3: Cross multiply
11,486,193.82x = 17,218,862.52 × 5,730,687.79 - Step 4: Simplify right side
11,486,193.82x = 98,675,925,201,052.62 - Step 5: Solve for x
x = 98,675,925,201,052.62/11,486,193.82 - Step 6: Final answer
x = 8,590,828.85
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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.