Finding the Fourth Proportional to 10,861,799.00, 16,306,937.67 and 7,283,577.21
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Solution
The fourth proportional to 10,861,799.00, 16,306,937.67 and 7,283,577.21 is: 10,934,914.15
Step by Step Solution
- Step 1: Write the proportion equation
10,861,799.00 : 16,306,937.67 = 7,283,577.21 : x - Step 2: Convert to fraction form
10,861,799.00/16,306,937.67 = 7,283,577.21/x - Step 3: Cross multiply
10,861,799.00x = 16,306,937.67 × 7,283,577.21 - Step 4: Simplify right side
10,861,799.00x = 118,772,839,578,102.50 - Step 5: Solve for x
x = 118,772,839,578,102.50/10,861,799.00 - Step 6: Final answer
x = 10,934,914.15
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1.5x scale
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.