Finding the Fourth Proportional to 6,992,286.99, 10,489,045.59 and 2,135,689.91
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Solution
The fourth proportional to 6,992,286.99, 10,489,045.59 and 2,135,689.91 is: 3,203,722.73
Step by Step Solution
- Step 1: Write the proportion equation
6,992,286.99 : 10,489,045.59 = 2,135,689.91 : x - Step 2: Convert to fraction form
6,992,286.99/10,489,045.59 = 2,135,689.91/x - Step 3: Cross multiply
6,992,286.99x = 10,489,045.59 × 2,135,689.91 - Step 4: Simplify right side
6,992,286.99x = 22,401,348,779,647.77 - Step 5: Solve for x
x = 22,401,348,779,647.77/6,992,286.99 - Step 6: Final answer
x = 3,203,722.73
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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.