Finding the Fourth Proportional to 14,035,838.67, 19,368,193.50 and 7,840,343.79
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Solution
The fourth proportional to 14,035,838.67, 19,368,193.50 and 7,840,343.79 is: 10,818,968.44
Step by Step Solution
- Step 1: Write the proportion equation
14,035,838.67 : 19,368,193.50 = 7,840,343.79 : x - Step 2: Convert to fraction form
14,035,838.67/19,368,193.50 = 7,840,343.79/x - Step 3: Cross multiply
14,035,838.67x = 19,368,193.50 × 7,840,343.79 - Step 4: Simplify right side
14,035,838.67x = 151,853,295,631,243.38 - Step 5: Solve for x
x = 151,853,295,631,243.38/14,035,838.67 - Step 6: Final answer
x = 10,818,968.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.