Finding the Fourth Proportional to 7,461,929.40, 11,192,894.10 and 2,413,750.20
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Solution
The fourth proportional to 7,461,929.40, 11,192,894.10 and 2,413,750.20 is: 3,620,625.30
Step by Step Solution
- Step 1: Write the proportion equation
7,461,929.40 : 11,192,894.10 = 2,413,750.20 : x - Step 2: Convert to fraction form
7,461,929.40/11,192,894.10 = 2,413,750.20/x - Step 3: Cross multiply
7,461,929.40x = 11,192,894.10 × 2,413,750.20 - Step 4: Simplify right side
7,461,929.40x = 27,016,850,372,453.82 - Step 5: Solve for x
x = 27,016,850,372,453.82/7,461,929.40 - Step 6: Final answer
x = 3,620,625.30
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1.5x scale
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.