Finding the Fourth Proportional to 7,234,843.34, 10,844,009.68 and 2,914,128.11
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Solution
The fourth proportional to 7,234,843.34, 10,844,009.68 and 2,914,128.11 is: 4,367,866.99
Step by Step Solution
- Step 1: Write the proportion equation
7,234,843.34 : 10,844,009.68 = 2,914,128.11 : x - Step 2: Convert to fraction form
7,234,843.34/10,844,009.68 = 2,914,128.11/x - Step 3: Cross multiply
7,234,843.34x = 10,844,009.68 × 2,914,128.11 - Step 4: Simplify right side
7,234,843.34x = 31,600,833,433,600.10 - Step 5: Solve for x
x = 31,600,833,433,600.10/7,234,843.34 - Step 6: Final answer
x = 4,367,866.99
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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.