Finding the Fourth Proportional to 18,269,728.10, 27,410,710.05 and 5,974,258.50
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Solution
The fourth proportional to 18,269,728.10, 27,410,710.05 and 5,974,258.50 is: 8,963,388.33
Step by Step Solution
- Step 1: Write the proportion equation
18,269,728.10 : 27,410,710.05 = 5,974,258.50 : x - Step 2: Convert to fraction form
18,269,728.10/27,410,710.05 = 5,974,258.50/x - Step 3: Cross multiply
18,269,728.10x = 27,410,710.05 × 5,974,258.50 - Step 4: Simplify right side
18,269,728.10x = 163,758,667,601,137.44 - Step 5: Solve for x
x = 163,758,667,601,137.44/18,269,728.10 - Step 6: Final answer
x = 8,963,388.33
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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.