Finding the Fourth Proportional to 11,711,161.14, 16,161,907.50 and 6,484,169.31
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Solution
The fourth proportional to 11,711,161.14, 16,161,907.50 and 6,484,169.31 is: 8,948,433.32
Step by Step Solution
- Step 1: Write the proportion equation
11,711,161.14 : 16,161,907.50 = 6,484,169.31 : x - Step 2: Convert to fraction form
11,711,161.14/16,161,907.50 = 6,484,169.31/x - Step 3: Cross multiply
11,711,161.14x = 16,161,907.50 × 6,484,169.31 - Step 4: Simplify right side
11,711,161.14x = 104,796,544,602,558.81 - Step 5: Solve for x
x = 104,796,544,602,558.81/11,711,161.14 - Step 6: Final answer
x = 8,948,433.32
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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.