Finding the Fourth Proportional to 16,293,910.08, 24,403,635.36 and 7,780,209.60
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Solution
The fourth proportional to 16,293,910.08, 24,403,635.36 and 7,780,209.60 is: 11,652,537.49
Step by Step Solution
- Step 1: Write the proportion equation
16,293,910.08 : 24,403,635.36 = 7,780,209.60 : x - Step 2: Convert to fraction form
16,293,910.08/24,403,635.36 = 7,780,209.60/x - Step 3: Cross multiply
16,293,910.08x = 24,403,635.36 × 7,780,209.60 - Step 4: Simplify right side
16,293,910.08x = 189,865,398,102,771.44 - Step 5: Solve for x
x = 189,865,398,102,771.44/16,293,910.08 - Step 6: Final answer
x = 11,652,537.49
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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.