Finding the Fourth Proportional to 45,901,089.72, 68,831,728.02 and 15,600,817.08
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Solution
The fourth proportional to 45,901,089.72, 68,831,728.02 and 15,600,817.08 is: 23,394,459.80
Step by Step Solution
- Step 1: Write the proportion equation
45,901,089.72 : 68,831,728.02 = 15,600,817.08 : x - Step 2: Convert to fraction form
45,901,089.72/68,831,728.02 = 15,600,817.08/x - Step 3: Cross multiply
45,901,089.72x = 68,831,728.02 × 15,600,817.08 - Step 4: Simplify right side
45,901,089.72x = 1,073,831,198,140,330.50 - Step 5: Solve for x
x = 1,073,831,198,140,330.50/45,901,089.72 - Step 6: Final answer
x = 23,394,459.80
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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.