Finding the Fourth Proportional to 18,320,299.12, 27,481,332.36 and 6,023,990.14
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Solution
The fourth proportional to 18,320,299.12, 27,481,332.36 and 6,023,990.14 is: 9,036,275.78
Step by Step Solution
- Step 1: Write the proportion equation
18,320,299.12 : 27,481,332.36 = 6,023,990.14 : x - Step 2: Convert to fraction form
18,320,299.12/27,481,332.36 = 6,023,990.14/x - Step 3: Cross multiply
18,320,299.12x = 27,481,332.36 × 6,023,990.14 - Step 4: Simplify right side
18,320,299.12x = 165,547,275,170,702.91 - Step 5: Solve for x
x = 165,547,275,170,702.91/18,320,299.12 - Step 6: Final answer
x = 9,036,275.78
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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.