Finding the Fourth Proportional to 8,091,516.55, 12,117,885.55 and 5,897,204.99
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Solution
The fourth proportional to 8,091,516.55, 12,117,885.55 and 5,897,204.99 is: 8,831,676.32
Step by Step Solution
- Step 1: Write the proportion equation
8,091,516.55 : 12,117,885.55 = 5,897,204.99 : x - Step 2: Convert to fraction form
8,091,516.55/12,117,885.55 = 5,897,204.99/x - Step 3: Cross multiply
8,091,516.55x = 12,117,885.55 × 5,897,204.99 - Step 4: Simplify right side
8,091,516.55x = 71,461,655,133,708.91 - Step 5: Solve for x
x = 71,461,655,133,708.91/8,091,516.55 - Step 6: Final answer
x = 8,831,676.32
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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.