Finding the Fourth Proportional to 7,332,057.74, 10,998,835.68 and 2,539,738.10
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Solution
The fourth proportional to 7,332,057.74, 10,998,835.68 and 2,539,738.10 is: 3,809,866.62
Step by Step Solution
- Step 1: Write the proportion equation
7,332,057.74 : 10,998,835.68 = 2,539,738.10 : x - Step 2: Convert to fraction form
7,332,057.74/10,998,835.68 = 2,539,738.10/x - Step 3: Cross multiply
7,332,057.74x = 10,998,835.68 × 2,539,738.10 - Step 4: Simplify right side
7,332,057.74x = 27,934,162,032,135.41 - Step 5: Solve for x
x = 27,934,162,032,135.41/7,332,057.74 - Step 6: Final answer
x = 3,809,866.62
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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.