Finding the Fourth Proportional to 12,497,895.35, 18,728,502.08 and 7,043,608.41
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Solution
The fourth proportional to 12,497,895.35, 18,728,502.08 and 7,043,608.41 is: 10,555,075.96
Step by Step Solution
- Step 1: Write the proportion equation
12,497,895.35 : 18,728,502.08 = 7,043,608.41 : x - Step 2: Convert to fraction form
12,497,895.35/18,728,502.08 = 7,043,608.41/x - Step 3: Cross multiply
12,497,895.35x = 18,728,502.08 × 7,043,608.41 - Step 4: Simplify right side
12,497,895.35x = 131,916,234,722,172.45 - Step 5: Solve for x
x = 131,916,234,722,172.45/12,497,895.35 - Step 6: Final answer
x = 10,555,075.96
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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.