Finding the Fourth Proportional to 7,436,546.99, 11,155,332.93 and 3,114,245.29
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Solution
The fourth proportional to 7,436,546.99, 11,155,332.93 and 3,114,245.29 is: 4,671,582.52
Step by Step Solution
- Step 1: Write the proportion equation
7,436,546.99 : 11,155,332.93 = 3,114,245.29 : x - Step 2: Convert to fraction form
7,436,546.99/11,155,332.93 = 3,114,245.29/x - Step 3: Cross multiply
7,436,546.99x = 11,155,332.93 × 3,114,245.29 - Step 4: Simplify right side
7,436,546.99x = 34,740,442,982,123.48 - Step 5: Solve for x
x = 34,740,442,982,123.48/7,436,546.99 - Step 6: Final answer
x = 4,671,582.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.