Finding the Fourth Proportional to 21,543,754.32, 32,287,710.24 and 8,749,396.08
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Solution
The fourth proportional to 21,543,754.32, 32,287,710.24 and 8,749,396.08 is: 13,112,754.69
Step by Step Solution
- Step 1: Write the proportion equation
21,543,754.32 : 32,287,710.24 = 8,749,396.08 : x - Step 2: Convert to fraction form
21,543,754.32/32,287,710.24 = 8,749,396.08/x - Step 3: Cross multiply
21,543,754.32x = 32,287,710.24 × 8,749,396.08 - Step 4: Simplify right side
21,543,754.32x = 282,497,965,406,031.88 - Step 5: Solve for x
x = 282,497,965,406,031.88/21,543,754.32 - Step 6: Final answer
x = 13,112,754.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.