Finding the Fourth Proportional to 22,849,412.99, 31,532,189.92 and 13,060,067.36
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Solution
The fourth proportional to 22,849,412.99, 31,532,189.92 and 13,060,067.36 is: 18,022,892.96
Step by Step Solution
- Step 1: Write the proportion equation
22,849,412.99 : 31,532,189.92 = 13,060,067.36 : x - Step 2: Convert to fraction form
22,849,412.99/31,532,189.92 = 13,060,067.36/x - Step 3: Cross multiply
22,849,412.99x = 31,532,189.92 × 13,060,067.36 - Step 4: Simplify right side
22,849,412.99x = 411,812,524,442,343.56 - Step 5: Solve for x
x = 411,812,524,442,343.56/22,849,412.99 - Step 6: Final answer
x = 18,022,892.96
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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.