Finding the Fourth Proportional to 11,827,216.73, 16,318,474.76 and 6,929,807.49
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Solution
The fourth proportional to 11,827,216.73, 16,318,474.76 and 6,929,807.49 is: 9,561,327.17
Step by Step Solution
- Step 1: Write the proportion equation
11,827,216.73 : 16,318,474.76 = 6,929,807.49 : x - Step 2: Convert to fraction form
11,827,216.73/16,318,474.76 = 6,929,807.49/x - Step 3: Cross multiply
11,827,216.73x = 16,318,474.76 × 6,929,807.49 - Step 4: Simplify right side
11,827,216.73x = 113,083,888,582,574.92 - Step 5: Solve for x
x = 113,083,888,582,574.92/11,827,216.73 - Step 6: Final answer
x = 9,561,327.17
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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.