Finding the Fourth Proportional to 6,532,612.84, 9,798,285.64 and 1,983,700.99
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Solution
The fourth proportional to 6,532,612.84, 9,798,285.64 and 1,983,700.99 is: 2,975,359.07
Step by Step Solution
- Step 1: Write the proportion equation
6,532,612.84 : 9,798,285.64 = 1,983,700.99 : x - Step 2: Convert to fraction form
6,532,612.84/9,798,285.64 = 1,983,700.99/x - Step 3: Cross multiply
6,532,612.84x = 9,798,285.64 × 1,983,700.99 - Step 4: Simplify right side
6,532,612.84x = 19,436,868,880,263.47 - Step 5: Solve for x
x = 19,436,868,880,263.47/6,532,612.84 - Step 6: Final answer
x = 2,975,359.07
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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.