Finding the Fourth Proportional to 52,470,276.92, 78,543,989.70 and 34,235,207.48
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Solution
The fourth proportional to 52,470,276.92, 78,543,989.70 and 34,235,207.48 is: 51,247,486.03
Step by Step Solution
- Step 1: Write the proportion equation
52,470,276.92 : 78,543,989.70 = 34,235,207.48 : x - Step 2: Convert to fraction form
52,470,276.92/78,543,989.70 = 34,235,207.48/x - Step 3: Cross multiply
52,470,276.92x = 78,543,989.70 × 34,235,207.48 - Step 4: Simplify right side
52,470,276.92x = 2,688,969,783,686,483 - Step 5: Solve for x
x = 2,688,969,783,686,483/52,470,276.92 - Step 6: Final answer
x = 51,247,486.03
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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.