Finding the Fourth Proportional to 10,419,424.71, 15,631,619.99 and 3,596,056.70
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Solution
The fourth proportional to 10,419,424.71, 15,631,619.99 and 3,596,056.70 is: 5,394,941.98
Step by Step Solution
- Step 1: Write the proportion equation
10,419,424.71 : 15,631,619.99 = 3,596,056.70 : x - Step 2: Convert to fraction form
10,419,424.71/15,631,619.99 = 3,596,056.70/x - Step 3: Cross multiply
10,419,424.71x = 15,631,619.99 × 3,596,056.70 - Step 4: Simplify right side
10,419,424.71x = 56,212,191,796,893.44 - Step 5: Solve for x
x = 56,212,191,796,893.44/10,419,424.71 - Step 6: Final answer
x = 5,394,941.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.