Finding the Fourth Proportional to 7,129,260.20, 10,696,514.70 and 2,337,105.80
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Solution
The fourth proportional to 7,129,260.20, 10,696,514.70 and 2,337,105.80 is: 3,506,519.03
Step by Step Solution
- Step 1: Write the proportion equation
7,129,260.20 : 10,696,514.70 = 2,337,105.80 : x - Step 2: Convert to fraction form
7,129,260.20/10,696,514.70 = 2,337,105.80/x - Step 3: Cross multiply
7,129,260.20x = 10,696,514.70 × 2,337,105.80 - Step 4: Simplify right side
7,129,260.20x = 24,998,886,545,155.26 - Step 5: Solve for x
x = 24,998,886,545,155.26/7,129,260.20 - Step 6: Final answer
x = 3,506,519.03
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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.