Finding the Fourth Proportional to 87,407,125.92, 120,624,688.65 and 47,716,773.00
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Solution
The fourth proportional to 87,407,125.92, 120,624,688.65 and 47,716,773.00 is: 65,850,705.26
Step by Step Solution
- Step 1: Write the proportion equation
87,407,125.92 : 120,624,688.65 = 47,716,773.00 : x - Step 2: Convert to fraction form
87,407,125.92/120,624,688.65 = 47,716,773.00/x - Step 3: Cross multiply
87,407,125.92x = 120,624,688.65 × 47,716,773.00 - Step 4: Simplify right side
87,407,125.92x = 5,755,820,886,234,322 - Step 5: Solve for x
x = 5,755,820,886,234,322/87,407,125.92 - Step 6: Final answer
x = 65,850,705.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.