Finding the Fourth Proportional to 19,664,198.58, 27,136,710.02 and 11,409,176.18
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Solution
The fourth proportional to 19,664,198.58, 27,136,710.02 and 11,409,176.18 is: 15,744,730.41
Step by Step Solution
- Step 1: Write the proportion equation
19,664,198.58 : 27,136,710.02 = 11,409,176.18 : x - Step 2: Convert to fraction form
19,664,198.58/27,136,710.02 = 11,409,176.18/x - Step 3: Cross multiply
19,664,198.58x = 27,136,710.02 × 11,409,176.18 - Step 4: Simplify right side
19,664,198.58x = 309,607,505,371,021.94 - Step 5: Solve for x
x = 309,607,505,371,021.94/19,664,198.58 - Step 6: Final answer
x = 15,744,730.41
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.