Finding the Fourth Proportional to 7,528,285.41, 11,286,080.14 and 3,265,242.99
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Solution
The fourth proportional to 7,528,285.41, 11,286,080.14 and 3,265,242.99 is: 4,895,111.18
Step by Step Solution
- Step 1: Write the proportion equation
7,528,285.41 : 11,286,080.14 = 3,265,242.99 : x - Step 2: Convert to fraction form
7,528,285.41/11,286,080.14 = 3,265,242.99/x - Step 3: Cross multiply
7,528,285.41x = 11,286,080.14 × 3,265,242.99 - Step 4: Simplify right side
7,528,285.41x = 36,851,794,061,713.23 - Step 5: Solve for x
x = 36,851,794,061,713.23/7,528,285.41 - Step 6: Final answer
x = 4,895,111.18
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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.