Finding the Fourth Proportional to 52,831,638.12, 79,247,474.46 and 34,876,543.08
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Solution
The fourth proportional to 52,831,638.12, 79,247,474.46 and 34,876,543.08 is: 52,314,826.03
Step by Step Solution
- Step 1: Write the proportion equation
52,831,638.12 : 79,247,474.46 = 34,876,543.08 : x - Step 2: Convert to fraction form
52,831,638.12/79,247,474.46 = 34,876,543.08/x - Step 3: Cross multiply
52,831,638.12x = 79,247,474.46 × 34,876,543.08 - Step 4: Simplify right side
52,831,638.12x = 2,763,877,956,985,389.50 - Step 5: Solve for x
x = 2,763,877,956,985,389.50/52,831,638.12 - Step 6: Final answer
x = 52,314,826.03
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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.