Finding the Fourth Proportional to 8,496,663.99, 12,745,008.51 and 6,486,322.47
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Solution
The fourth proportional to 8,496,663.99, 12,745,008.51 and 6,486,322.47 is: 9,729,493.27
Step by Step Solution
- Step 1: Write the proportion equation
8,496,663.99 : 12,745,008.51 = 6,486,322.47 : x - Step 2: Convert to fraction form
8,496,663.99/12,745,008.51 = 6,486,322.47/x - Step 3: Cross multiply
8,496,663.99x = 12,745,008.51 × 6,486,322.47 - Step 4: Simplify right side
8,496,663.99x = 82,668,235,078,754.22 - Step 5: Solve for x
x = 82,668,235,078,754.22/8,496,663.99 - Step 6: Final answer
x = 9,729,493.27
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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.