Finding the Fourth Proportional to 6,882,312.76, 10,322,798.44 and 2,090,043.54
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Solution
The fourth proportional to 6,882,312.76, 10,322,798.44 and 2,090,043.54 is: 3,134,861.63
Step by Step Solution
- Step 1: Write the proportion equation
6,882,312.76 : 10,322,798.44 = 2,090,043.54 : x - Step 2: Convert to fraction form
6,882,312.76/10,322,798.44 = 2,090,043.54/x - Step 3: Cross multiply
6,882,312.76x = 10,322,798.44 × 2,090,043.54 - Step 4: Simplify right side
6,882,312.76x = 21,575,098,194,244.08 - Step 5: Solve for x
x = 21,575,098,194,244.08/6,882,312.76 - Step 6: Final answer
x = 3,134,861.63
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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.