Finding the Fourth Proportional to 6,543,926.64, 9,030,598.92 and 3,643,242.84
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Solution
The fourth proportional to 6,543,926.64, 9,030,598.92 and 3,643,242.84 is: 5,027,664.07
Step by Step Solution
- Step 1: Write the proportion equation
6,543,926.64 : 9,030,598.92 = 3,643,242.84 : x - Step 2: Convert to fraction form
6,543,926.64/9,030,598.92 = 3,643,242.84/x - Step 3: Cross multiply
6,543,926.64x = 9,030,598.92 × 3,643,242.84 - Step 4: Simplify right side
6,543,926.64x = 32,900,664,856,201.73 - Step 5: Solve for x
x = 32,900,664,856,201.73/6,543,926.64 - Step 6: Final answer
x = 5,027,664.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.