Finding the Fourth Proportional to 19,662,836.65, 29,473,790.11 and 11,014,257.67
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Solution
The fourth proportional to 19,662,836.65, 29,473,790.11 and 11,014,257.67 is: 16,509,922.99
Step by Step Solution
- Step 1: Write the proportion equation
19,662,836.65 : 29,473,790.11 = 11,014,257.67 : x - Step 2: Convert to fraction form
19,662,836.65/29,473,790.11 = 11,014,257.67/x - Step 3: Cross multiply
19,662,836.65x = 29,473,790.11 × 11,014,257.67 - Step 4: Simplify right side
19,662,836.65x = 324,631,918,783,037.62 - Step 5: Solve for x
x = 324,631,918,783,037.62/19,662,836.65 - Step 6: Final answer
x = 16,509,922.99
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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.