Finding the Fourth Proportional to 4,873,871.99, 7,311,486.09 and 2,033,330.78
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Solution
The fourth proportional to 4,873,871.99, 7,311,486.09 and 2,033,330.78 is: 3,050,279.07
Step by Step Solution
- Step 1: Write the proportion equation
4,873,871.99 : 7,311,486.09 = 2,033,330.78 : x - Step 2: Convert to fraction form
4,873,871.99/7,311,486.09 = 2,033,330.78/x - Step 3: Cross multiply
4,873,871.99x = 7,311,486.09 × 2,033,330.78 - Step 4: Simplify right side
4,873,871.99x = 14,866,669,714,338.85 - Step 5: Solve for x
x = 14,866,669,714,338.85/4,873,871.99 - Step 6: Final answer
x = 3,050,279.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.