Finding the Fourth Proportional to 5,895,663.84, 8,135,921.88 and 3,317,343.12
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Solution
The fourth proportional to 5,895,663.84, 8,135,921.88 and 3,317,343.12 is: 4,577,880.49
Step by Step Solution
- Step 1: Write the proportion equation
5,895,663.84 : 8,135,921.88 = 3,317,343.12 : x - Step 2: Convert to fraction form
5,895,663.84/8,135,921.88 = 3,317,343.12/x - Step 3: Cross multiply
5,895,663.84x = 8,135,921.88 × 3,317,343.12 - Step 4: Simplify right side
5,895,663.84x = 26,989,644,473,475.46 - Step 5: Solve for x
x = 26,989,644,473,475.46/5,895,663.84 - Step 6: Final answer
x = 4,577,880.49
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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.