Finding the Fourth Proportional to 48,970,981.20, 73,459,236.60 and 14,893,438.80
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Solution
The fourth proportional to 48,970,981.20, 73,459,236.60 and 14,893,438.80 is: 22,340,999.05
Step by Step Solution
- Step 1: Write the proportion equation
48,970,981.20 : 73,459,236.60 = 14,893,438.80 : x - Step 2: Convert to fraction form
48,970,981.20/73,459,236.60 = 14,893,438.80/x - Step 3: Cross multiply
48,970,981.20x = 73,459,236.60 × 14,893,438.80 - Step 4: Simplify right side
48,970,981.20x = 1,094,060,644,596,820 - Step 5: Solve for x
x = 1,094,060,644,596,820/48,970,981.20 - Step 6: Final answer
x = 22,340,999.05
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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.