Finding the Fourth Proportional to 14,472,082.79, 21,703,514.96 and 4,754,440.09
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Solution
The fourth proportional to 14,472,082.79, 21,703,514.96 and 4,754,440.09 is: 7,130,145.89
Step by Step Solution
- Step 1: Write the proportion equation
14,472,082.79 : 21,703,514.96 = 4,754,440.09 : x - Step 2: Convert to fraction form
14,472,082.79/21,703,514.96 = 4,754,440.09/x - Step 3: Cross multiply
14,472,082.79x = 21,703,514.96 × 4,754,440.09 - Step 4: Simplify right side
14,472,082.79x = 103,188,061,658,754.22 - Step 5: Solve for x
x = 103,188,061,658,754.22/14,472,082.79 - Step 6: Final answer
x = 7,130,145.89
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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.