Finding the Fourth Proportional to 16,170,603.60, 24,255,905.40 and 10,761,715.20
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Solution
The fourth proportional to 16,170,603.60, 24,255,905.40 and 10,761,715.20 is: 16,142,572.80
Step by Step Solution
- Step 1: Write the proportion equation
16,170,603.60 : 24,255,905.40 = 10,761,715.20 : x - Step 2: Convert to fraction form
16,170,603.60/24,255,905.40 = 10,761,715.20/x - Step 3: Cross multiply
16,170,603.60x = 24,255,905.40 × 10,761,715.20 - Step 4: Simplify right side
16,170,603.60x = 261,035,145,832,942.03 - Step 5: Solve for x
x = 261,035,145,832,942.03/16,170,603.60 - Step 6: Final answer
x = 16,142,572.80
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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.