Finding the Fourth Proportional to 4,891,529.99, 6,750,181.67 and 2,716,017.21
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Solution
The fourth proportional to 4,891,529.99, 6,750,181.67 and 2,716,017.21 is: 3,748,031.73
Step by Step Solution
- Step 1: Write the proportion equation
4,891,529.99 : 6,750,181.67 = 2,716,017.21 : x - Step 2: Convert to fraction form
4,891,529.99/6,750,181.67 = 2,716,017.21/x - Step 3: Cross multiply
4,891,529.99x = 6,750,181.67 × 2,716,017.21 - Step 4: Simplify right side
4,891,529.99x = 18,333,609,572,766.45 - Step 5: Solve for x
x = 18,333,609,572,766.45/4,891,529.99 - Step 6: Final answer
x = 3,748,031.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.