Finding the Fourth Proportional to 11,125,173.40, 16,683,612.90 and 4,392,194.20
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Solution
The fourth proportional to 11,125,173.40, 16,683,612.90 and 4,392,194.20 is: 6,586,653.99
Step by Step Solution
- Step 1: Write the proportion equation
11,125,173.40 : 16,683,612.90 = 4,392,194.20 : x - Step 2: Convert to fraction form
11,125,173.40/16,683,612.90 = 4,392,194.20/x - Step 3: Cross multiply
11,125,173.40x = 16,683,612.90 × 4,392,194.20 - Step 4: Simplify right side
11,125,173.40x = 73,277,667,814,425.19 - Step 5: Solve for x
x = 73,277,667,814,425.19/11,125,173.40 - Step 6: Final answer
x = 6,586,653.99
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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.