Finding the Fourth Proportional to 8,091,515.55, 12,117,884.06 and 5,897,203.99
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Solution
The fourth proportional to 8,091,515.55, 12,117,884.06 and 5,897,203.99 is: 8,831,674.82
Step by Step Solution
- Step 1: Write the proportion equation
8,091,515.55 : 12,117,884.06 = 5,897,203.99 : x - Step 2: Convert to fraction form
8,091,515.55/12,117,884.06 = 5,897,203.99/x - Step 3: Cross multiply
8,091,515.55x = 12,117,884.06 × 5,897,203.99 - Step 4: Simplify right side
8,091,515.55x = 71,461,634,180,265.92 - Step 5: Solve for x
x = 71,461,634,180,265.92/8,091,515.55 - Step 6: Final answer
x = 8,831,674.82
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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.