Finding the Fourth Proportional to 18,050,467.17, 27,073,037.46 and 5,267,539.65
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Solution
The fourth proportional to 18,050,467.17, 27,073,037.46 and 5,267,539.65 is: 7,900,532.26
Step by Step Solution
- Step 1: Write the proportion equation
18,050,467.17 : 27,073,037.46 = 5,267,539.65 : x - Step 2: Convert to fraction form
18,050,467.17/27,073,037.46 = 5,267,539.65/x - Step 3: Cross multiply
18,050,467.17x = 27,073,037.46 × 5,267,539.65 - Step 4: Simplify right side
18,050,467.17x = 142,608,298,266,485.31 - Step 5: Solve for x
x = 142,608,298,266,485.31/18,050,467.17 - Step 6: Final answer
x = 7,900,532.26
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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.