Finding the Fourth Proportional to 7,022,924.15, 10,534,386.29 and 1,974,234.65
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Solution
The fourth proportional to 7,022,924.15, 10,534,386.29 and 1,974,234.65 is: 2,961,351.99
Step by Step Solution
- Step 1: Write the proportion equation
7,022,924.15 : 10,534,386.29 = 1,974,234.65 : x - Step 2: Convert to fraction form
7,022,924.15/10,534,386.29 = 1,974,234.65/x - Step 3: Cross multiply
7,022,924.15x = 10,534,386.29 × 1,974,234.65 - Step 4: Simplify right side
7,022,924.15x = 20,797,350,367,659.84 - Step 5: Solve for x
x = 20,797,350,367,659.84/7,022,924.15 - Step 6: Final answer
x = 2,961,351.99
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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.