Finding the Fourth Proportional to 16,362,173.75, 22,579,867.97 and 9,019,845.75
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Solution
The fourth proportional to 16,362,173.75, 22,579,867.97 and 9,019,845.75 is: 12,447,424.74
Step by Step Solution
- Step 1: Write the proportion equation
16,362,173.75 : 22,579,867.97 = 9,019,845.75 : x - Step 2: Convert to fraction form
16,362,173.75/22,579,867.97 = 9,019,845.75/x - Step 3: Cross multiply
16,362,173.75x = 22,579,867.97 × 9,019,845.75 - Step 4: Simplify right side
16,362,173.75x = 203,666,926,218,165.34 - Step 5: Solve for x
x = 203,666,926,218,165.34/16,362,173.75 - Step 6: Final answer
x = 12,447,424.74
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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.