Finding the Fourth Proportional to 14,980,925.80, 22,471,388.70 and 14,831,626.60
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Solution
The fourth proportional to 14,980,925.80, 22,471,388.70 and 14,831,626.60 is: 22,247,439.90
Step by Step Solution
- Step 1: Write the proportion equation
14,980,925.80 : 22,471,388.70 = 14,831,626.60 : x - Step 2: Convert to fraction form
14,980,925.80/22,471,388.70 = 14,831,626.60/x - Step 3: Cross multiply
14,980,925.80x = 22,471,388.70 × 14,831,626.60 - Step 4: Simplify right side
14,980,925.80x = 333,287,246,381,859.38 - Step 5: Solve for x
x = 333,287,246,381,859.38/14,980,925.80 - Step 6: Final answer
x = 22,247,439.90
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1.5x scale
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.